From 35ff91dc01126d7c3d1da9e9f486421c9ee383eb Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 11:54:48 +0000
Subject: [PATCH 01/14] attempt actions test

---
 .github/workflows/test-sdc-tasks.yml          | 68 ++++++++++++++
 .gitignore                                    |  1 +
 .../individual-shell-tools/awk/script-01.sh   |  6 ++
 .../individual-shell-tools/awk/script-02.sh   | 12 +++
 .../individual-shell-tools/awk/script-03.sh   |  6 ++
 .../individual-shell-tools/awk/script-04.sh   |  3 +
 .../individual-shell-tools/awk/script-05.sh   |  6 ++
 .../awk/script-06-stretch.sh                  |  1 +
 .../individual-shell-tools/awk/script-06.sh   |  0
 .../awk/script-07-stretch.sh                  |  6 ++
 .../individual-shell-tools/cat/script-01.sh   |  1 +
 .../individual-shell-tools/cat/script-02.sh   |  5 +
 .../individual-shell-tools/cat/script-03.sh   |  3 +
 .../cat/script-04-stretch.sh                  |  5 +
 .../individual-shell-tools/grep/script-01.sh  |  6 ++
 .../individual-shell-tools/grep/script-02.sh  |  9 ++
 .../individual-shell-tools/grep/script-03.sh  |  1 +
 .../individual-shell-tools/grep/script-04.sh  | 10 ++
 .../individual-shell-tools/grep/script-05.sh  |  5 +
 .../individual-shell-tools/grep/script-06.sh  |  2 +
 .../individual-shell-tools/grep/script-07.sh  |  3 +
 expect/individual-shell-tools/ls/script-01.sh |  5 +
 expect/individual-shell-tools/ls/script-02.sh |  3 +
 expect/individual-shell-tools/ls/script-03.sh | 11 +++
 expect/individual-shell-tools/ls/script-04.sh |  8 ++
 .../individual-shell-tools/sed/script-01.sh   | 11 +++
 .../individual-shell-tools/sed/script-02.sh   | 11 +++
 .../individual-shell-tools/sed/script-03.sh   |  6 ++
 .../individual-shell-tools/sed/script-04.sh   | 11 +++
 .../individual-shell-tools/sed/script-05.sh   | 11 +++
 .../individual-shell-tools/sed/script-06.sh   | 11 +++
 expect/individual-shell-tools/wc/script-01.sh |  1 +
 expect/individual-shell-tools/wc/script-02.sh |  1 +
 expect/individual-shell-tools/wc/script-03.sh |  4 +
 expect/jq/script-01.sh                        |  1 +
 expect/jq/script-02.sh                        |  1 +
 expect/jq/script-03.sh                        |  2 +
 expect/jq/script-04.sh                        |  6 ++
 expect/jq/script-05.sh                        |  6 ++
 expect/jq/script-06.sh                        |  6 ++
 expect/jq/script-07.sh                        |  6 ++
 expect/jq/script-08.sh                        |  6 ++
 expect/jq/script-09.sh                        |  6 ++
 expect/jq/script-10.sh                        |  1 +
 expect/jq/script-11.sh                        |  1 +
 expect/shell-pipelines/ls-grep/script-01.sh   | 11 +++
 expect/shell-pipelines/ls-grep/script-02.sh   | 10 ++
 expect/shell-pipelines/ls-grep/script-03.sh   |  7 ++
 expect/shell-pipelines/ls-grep/script-04.sh   |  1 +
 .../sort-uniq-head-tail/script-01.sh          |  6 ++
 .../sort-uniq-head-tail/script-02.sh          |  6 ++
 .../sort-uniq-head-tail/script-03.sh          |  3 +
 .../sort-uniq-head-tail/script-04.sh          |  1 +
 .../sort-uniq-head-tail/script-05.sh          |  6 ++
 .../sort-uniq-head-tail/script-06.sh          |  2 +
 .../sort-uniq-head-tail/script-07.sh          |  2 +
 expect/shell-pipelines/tr/script-01.sh        | 11 +++
 expect/shell-pipelines/tr/script-02.sh        | 11 +++
 individual-shell-tools/awk/script-01.sh       |  1 +
 individual-shell-tools/awk/script-02.sh       |  3 +
 individual-shell-tools/awk/script-03.sh       |  1 +
 individual-shell-tools/awk/script-04.sh       |  1 +
 individual-shell-tools/awk/script-05.sh       |  1 +
 .../awk/script-06-stretch.sh                  |  1 +
 .../awk/script-07-stretch.sh                  |  1 +
 individual-shell-tools/cat/script-01.sh       |  1 +
 individual-shell-tools/cat/script-02.sh       |  1 +
 individual-shell-tools/cat/script-03.sh       |  1 +
 .../cat/script-04-stretch.sh                  |  1 +
 individual-shell-tools/grep/script-01.sh      |  1 +
 individual-shell-tools/grep/script-02.sh      |  1 +
 individual-shell-tools/grep/script-03.sh      |  1 +
 individual-shell-tools/grep/script-04.sh      |  1 +
 individual-shell-tools/grep/script-05.sh      |  1 +
 individual-shell-tools/grep/script-06.sh      |  1 +
 individual-shell-tools/grep/script-07.sh      |  1 +
 individual-shell-tools/ls/script-01.sh        |  1 +
 individual-shell-tools/ls/script-02.sh        |  1 +
 individual-shell-tools/ls/script-03.sh        |  1 +
 individual-shell-tools/ls/script-04.sh        |  3 +-
 individual-shell-tools/sed/script-01.sh       |  1 +
 individual-shell-tools/sed/script-02.sh       |  1 +
 individual-shell-tools/sed/script-03.sh       |  1 +
 individual-shell-tools/sed/script-04.sh       |  1 +
 individual-shell-tools/sed/script-05.sh       |  1 +
 individual-shell-tools/sed/script-06.sh       |  1 +
 individual-shell-tools/wc/script-01.sh        |  1 +
 individual-shell-tools/wc/script-02.sh        |  1 +
 individual-shell-tools/wc/script-03.sh        |  1 +
 jq/script-01.sh                               |  1 +
 jq/script-02.sh                               |  1 +
 jq/script-03.sh                               |  3 +
 jq/script-04.sh                               |  1 +
 jq/script-05.sh                               |  1 +
 jq/script-06.sh                               |  1 +
 jq/script-07.sh                               |  1 +
 jq/script-08.sh                               |  1 +
 jq/script-09.sh                               |  1 +
 jq/script-10.sh                               |  1 +
 jq/script-11.sh                               |  1 +
 shell-pipelines/ls-grep/script-01.sh          |  1 +
 shell-pipelines/ls-grep/script-02.sh          |  1 +
 shell-pipelines/ls-grep/script-03.sh          |  1 +
 shell-pipelines/ls-grep/script-04.sh          |  1 +
 .../sort-uniq-head-tail/script-01.sh          |  1 +
 .../sort-uniq-head-tail/script-02.sh          |  1 +
 .../sort-uniq-head-tail/script-03.sh          |  1 +
 .../sort-uniq-head-tail/script-04.sh          |  1 +
 .../sort-uniq-head-tail/script-05.sh          |  1 +
 .../sort-uniq-head-tail/script-06.sh          |  1 +
 .../sort-uniq-head-tail/script-07.sh          |  1 +
 shell-pipelines/tr/script-01.sh               |  1 +
 shell-pipelines/tr/script-02.sh               |  1 +
 test-sdc.sh                                   | 94 +++++++++++++++++++
 114 files changed, 526 insertions(+), 1 deletion(-)
 create mode 100644 .github/workflows/test-sdc-tasks.yml
 create mode 100755 expect/individual-shell-tools/awk/script-01.sh
 create mode 100755 expect/individual-shell-tools/awk/script-02.sh
 create mode 100755 expect/individual-shell-tools/awk/script-03.sh
 create mode 100755 expect/individual-shell-tools/awk/script-04.sh
 create mode 100755 expect/individual-shell-tools/awk/script-05.sh
 create mode 100755 expect/individual-shell-tools/awk/script-06-stretch.sh
 create mode 100644 expect/individual-shell-tools/awk/script-06.sh
 create mode 100755 expect/individual-shell-tools/awk/script-07-stretch.sh
 create mode 100755 expect/individual-shell-tools/cat/script-01.sh
 create mode 100755 expect/individual-shell-tools/cat/script-02.sh
 create mode 100755 expect/individual-shell-tools/cat/script-03.sh
 create mode 100755 expect/individual-shell-tools/cat/script-04-stretch.sh
 create mode 100755 expect/individual-shell-tools/grep/script-01.sh
 create mode 100755 expect/individual-shell-tools/grep/script-02.sh
 create mode 100755 expect/individual-shell-tools/grep/script-03.sh
 create mode 100755 expect/individual-shell-tools/grep/script-04.sh
 create mode 100755 expect/individual-shell-tools/grep/script-05.sh
 create mode 100755 expect/individual-shell-tools/grep/script-06.sh
 create mode 100755 expect/individual-shell-tools/grep/script-07.sh
 create mode 100755 expect/individual-shell-tools/ls/script-01.sh
 create mode 100755 expect/individual-shell-tools/ls/script-02.sh
 create mode 100755 expect/individual-shell-tools/ls/script-03.sh
 create mode 100755 expect/individual-shell-tools/ls/script-04.sh
 create mode 100755 expect/individual-shell-tools/sed/script-01.sh
 create mode 100755 expect/individual-shell-tools/sed/script-02.sh
 create mode 100755 expect/individual-shell-tools/sed/script-03.sh
 create mode 100755 expect/individual-shell-tools/sed/script-04.sh
 create mode 100755 expect/individual-shell-tools/sed/script-05.sh
 create mode 100755 expect/individual-shell-tools/sed/script-06.sh
 create mode 100755 expect/individual-shell-tools/wc/script-01.sh
 create mode 100755 expect/individual-shell-tools/wc/script-02.sh
 create mode 100755 expect/individual-shell-tools/wc/script-03.sh
 create mode 100755 expect/jq/script-01.sh
 create mode 100755 expect/jq/script-02.sh
 create mode 100755 expect/jq/script-03.sh
 create mode 100755 expect/jq/script-04.sh
 create mode 100755 expect/jq/script-05.sh
 create mode 100755 expect/jq/script-06.sh
 create mode 100755 expect/jq/script-07.sh
 create mode 100755 expect/jq/script-08.sh
 create mode 100755 expect/jq/script-09.sh
 create mode 100755 expect/jq/script-10.sh
 create mode 100755 expect/jq/script-11.sh
 create mode 100755 expect/shell-pipelines/ls-grep/script-01.sh
 create mode 100755 expect/shell-pipelines/ls-grep/script-02.sh
 create mode 100755 expect/shell-pipelines/ls-grep/script-03.sh
 create mode 100755 expect/shell-pipelines/ls-grep/script-04.sh
 create mode 100755 expect/shell-pipelines/sort-uniq-head-tail/script-01.sh
 create mode 100755 expect/shell-pipelines/sort-uniq-head-tail/script-02.sh
 create mode 100755 expect/shell-pipelines/sort-uniq-head-tail/script-03.sh
 create mode 100755 expect/shell-pipelines/sort-uniq-head-tail/script-04.sh
 create mode 100755 expect/shell-pipelines/sort-uniq-head-tail/script-05.sh
 create mode 100755 expect/shell-pipelines/sort-uniq-head-tail/script-06.sh
 create mode 100755 expect/shell-pipelines/sort-uniq-head-tail/script-07.sh
 create mode 100755 expect/shell-pipelines/tr/script-01.sh
 create mode 100755 expect/shell-pipelines/tr/script-02.sh
 create mode 100755 test-sdc.sh

diff --git a/.github/workflows/test-sdc-tasks.yml b/.github/workflows/test-sdc-tasks.yml
new file mode 100644
index 000000000..08fe2aa1f
--- /dev/null
+++ b/.github/workflows/test-sdc-tasks.yml
@@ -0,0 +1,68 @@
+name: Test SDC Tasks
+
+on: pull_request
+  paths:
+    - 'individual-shell-tools/**.sh'
+    - 'shell-pipelines/**.sh'
+    - 'jq/*.sh'
+  pull_request_target:
+    types:
+      - labeled
+      - unlabeled
+      - opened
+      - edited
+      - reopened
+
+jobs:
+  test_sdc_tasks:
+
+    name: Test SDC Tasks
+    runs-on: ubuntu-slim
+    permissions:
+      pull-requests: read
+
+    steps:
+      - name: checkout pushed PR
+        uses: actions/checkout@v5
+        # with:
+        #   fetch-depth: 2
+      - name: checkout expected output
+        uses: actions/checkout@v5
+        with:
+          ref: origin/expected-solutions
+          path: expect
+      - name: Get changed files
+        id: changed-files
+        uses: tj-actions/changed-files@v47.0.5
+      - name: List all changed files
+        env:
+          ALL_CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
+        run: |
+          for file in ${ALL_CHANGED_FILES}; do
+            echo "$file was changed"
+          done
+      - name: test individual shell tools
+        if: contains(steps.changed-files.outputs.all_changed_files, 'individual-shell-tools/awk/script-01.sh')
+        run: ./test-sdc.sh individual-shell-tools
+        shell: bash
+      - name: test jq
+        if: contains(steps.changed-files.outputs.all_changed_files, 'jq/script-01.sh')
+        run: ./test-sdc.sh jq
+        shell: bash
+      - name: test shell-pipelines
+        if: contains(steps.changed-files.outputs.all_changed_files, 'shell-pipelines/ls-grep/script-01.sh')
+        run: ./test-sdc.sh shell-pipelines
+        shell: bash
+      - name: read test output
+        id: read-test-output
+        run: |
+          # Read output.txt and write to GITHUB_OUTPUT
+          echo 'testoutput<<EOF' >> $GITHUB_OUTPUT
+          cat testoutput.txt >> $GITHUB_OUTPUT
+          echo EOF
+      - name: make output comment
+        uses: peter-evans/create-or-update-comment@v5.0.0
+        with:
+          issue-number: ${{ github.event.number }}
+          body: ${{ steps.read-test-output.outputs.testoutput }}
+
diff --git a/.gitignore b/.gitignore
index 3c3629e64..c4234ab74 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 node_modules
+testoutput.txt
diff --git a/expect/individual-shell-tools/awk/script-01.sh b/expect/individual-shell-tools/awk/script-01.sh
new file mode 100755
index 000000000..050f04374
--- /dev/null
+++ b/expect/individual-shell-tools/awk/script-01.sh
@@ -0,0 +1,6 @@
+Ahmed
+Basia
+Mehmet
+Leila
+Piotr
+Chandra
diff --git a/expect/individual-shell-tools/awk/script-02.sh b/expect/individual-shell-tools/awk/script-02.sh
new file mode 100755
index 000000000..44e2e83e2
--- /dev/null
+++ b/expect/individual-shell-tools/awk/script-02.sh
@@ -0,0 +1,12 @@
+Ahmed London
+Basia London
+Mehmet Birmingham
+Leila London
+Piotr Glasgow
+Chandra Birmingham
+Ahmed London
+Basia London
+Mehmet Birmingham
+Leila London
+Piotr Glasgow
+Chandra Birmingham
diff --git a/expect/individual-shell-tools/awk/script-03.sh b/expect/individual-shell-tools/awk/script-03.sh
new file mode 100755
index 000000000..f5d0b1f03
--- /dev/null
+++ b/expect/individual-shell-tools/awk/script-03.sh
@@ -0,0 +1,6 @@
+Ahmed 1
+Basia 22
+Mehmet 3
+Leila 1
+Piotr 15
+Chandra 12
diff --git a/expect/individual-shell-tools/awk/script-04.sh b/expect/individual-shell-tools/awk/script-04.sh
new file mode 100755
index 000000000..6e95a2f5c
--- /dev/null
+++ b/expect/individual-shell-tools/awk/script-04.sh
@@ -0,0 +1,3 @@
+Ahmed 4
+Basia 6
+Leila 1
diff --git a/expect/individual-shell-tools/awk/script-05.sh b/expect/individual-shell-tools/awk/script-05.sh
new file mode 100755
index 000000000..dd7e1d36c
--- /dev/null
+++ b/expect/individual-shell-tools/awk/script-05.sh
@@ -0,0 +1,6 @@
+Ahmed 3
+Basia 3
+Mehmet 3
+Leila 1
+Piotr 5
+Chandra 2
diff --git a/expect/individual-shell-tools/awk/script-06-stretch.sh b/expect/individual-shell-tools/awk/script-06-stretch.sh
new file mode 100755
index 000000000..fb1e7bc86
--- /dev/null
+++ b/expect/individual-shell-tools/awk/script-06-stretch.sh
@@ -0,0 +1 @@
+54
diff --git a/expect/individual-shell-tools/awk/script-06.sh b/expect/individual-shell-tools/awk/script-06.sh
new file mode 100644
index 000000000..e69de29bb
diff --git a/expect/individual-shell-tools/awk/script-07-stretch.sh b/expect/individual-shell-tools/awk/script-07-stretch.sh
new file mode 100755
index 000000000..33ff777a7
--- /dev/null
+++ b/expect/individual-shell-tools/awk/script-07-stretch.sh
@@ -0,0 +1,6 @@
+Ahmed 15
+Basia 37
+Mehmet 32
+Leila 1
+Piotr 61
+Chandra 18
diff --git a/expect/individual-shell-tools/cat/script-01.sh b/expect/individual-shell-tools/cat/script-01.sh
new file mode 100755
index 000000000..ed7bf7d08
--- /dev/null
+++ b/expect/individual-shell-tools/cat/script-01.sh
@@ -0,0 +1 @@
+Once upon a time...
diff --git a/expect/individual-shell-tools/cat/script-02.sh b/expect/individual-shell-tools/cat/script-02.sh
new file mode 100755
index 000000000..769b7e08c
--- /dev/null
+++ b/expect/individual-shell-tools/cat/script-02.sh
@@ -0,0 +1,5 @@
+Once upon a time...
+There was a house made of gingerbread.
+It looked delicious.
+I was tempted to take a bite of it.
+But this seemed like a bad idea...
diff --git a/expect/individual-shell-tools/cat/script-03.sh b/expect/individual-shell-tools/cat/script-03.sh
new file mode 100755
index 000000000..f97bd500a
--- /dev/null
+++ b/expect/individual-shell-tools/cat/script-03.sh
@@ -0,0 +1,3 @@
+     1	It looked delicious.
+     2	I was tempted to take a bite of it.
+     3	But this seemed like a bad idea...
diff --git a/expect/individual-shell-tools/cat/script-04-stretch.sh b/expect/individual-shell-tools/cat/script-04-stretch.sh
new file mode 100755
index 000000000..6f35e89d2
--- /dev/null
+++ b/expect/individual-shell-tools/cat/script-04-stretch.sh
@@ -0,0 +1,5 @@
+     1	Once upon a time...
+     2	There was a house made of gingerbread.
+     3	It looked delicious.
+     4	I was tempted to take a bite of it.
+     5	But this seemed like a bad idea...
diff --git a/expect/individual-shell-tools/grep/script-01.sh b/expect/individual-shell-tools/grep/script-01.sh
new file mode 100755
index 000000000..bc96ffe9e
--- /dev/null
+++ b/expect/individual-shell-tools/grep/script-01.sh
@@ -0,0 +1,6 @@
+Doctor: Hello
+Doctor: What's wrong today?
+Doctor: That sounds frustrating. When did this start?
+Doctor: Say "Hi".
+Doctor: You didn't say hello
+Doctor: You're welcome, goodbye
diff --git a/expect/individual-shell-tools/grep/script-02.sh b/expect/individual-shell-tools/grep/script-02.sh
new file mode 100755
index 000000000..bad606e1e
--- /dev/null
+++ b/expect/individual-shell-tools/grep/script-02.sh
@@ -0,0 +1,9 @@
+Doctor: Hello
+Patient: Hello Doctor
+Doctor: What's wrong today?
+Doctor: That sounds frustrating. When did this start?
+Doctor: Say "Hi".
+Doctor: You didn't say hello
+Doctor: You're welcome, goodbye
+Patient: I went to the doctor!
+Spouse: I'm glad you saw the Doctor: did they cure you?
diff --git a/expect/individual-shell-tools/grep/script-03.sh b/expect/individual-shell-tools/grep/script-03.sh
new file mode 100755
index 000000000..ec635144f
--- /dev/null
+++ b/expect/individual-shell-tools/grep/script-03.sh
@@ -0,0 +1 @@
+9
diff --git a/expect/individual-shell-tools/grep/script-04.sh b/expect/individual-shell-tools/grep/script-04.sh
new file mode 100755
index 000000000..5814afa2a
--- /dev/null
+++ b/expect/individual-shell-tools/grep/script-04.sh
@@ -0,0 +1,10 @@
+Doctor: What's wrong today?
+Doctor: That sounds frustrating. When did this start?
+Doctor: Say "Hi".
+Patient: Hi
+Patient: I seem to be cured!
+Doctor: You're welcome, goodbye
+
+Patient: I went to the doctor!
+Spouse: I'm glad you saw the Doctor: did they cure you?
+Patient: Yes!
diff --git a/expect/individual-shell-tools/grep/script-05.sh b/expect/individual-shell-tools/grep/script-05.sh
new file mode 100755
index 000000000..2ed07ed20
--- /dev/null
+++ b/expect/individual-shell-tools/grep/script-05.sh
@@ -0,0 +1,5 @@
+Doctor: You didn't say hello
+Patient: I seem to be cured!
+--
+Patient: I went to the doctor!
+Spouse: I'm glad you saw the Doctor: did they cure you?
diff --git a/expect/individual-shell-tools/grep/script-06.sh b/expect/individual-shell-tools/grep/script-06.sh
new file mode 100755
index 000000000..87b3a4f5e
--- /dev/null
+++ b/expect/individual-shell-tools/grep/script-06.sh
@@ -0,0 +1,2 @@
+dialogue-2.txt
+dialogue.txt
diff --git a/expect/individual-shell-tools/grep/script-07.sh b/expect/individual-shell-tools/grep/script-07.sh
new file mode 100755
index 000000000..aed78c634
--- /dev/null
+++ b/expect/individual-shell-tools/grep/script-07.sh
@@ -0,0 +1,3 @@
+dialogue-2.txt:2
+dialogue-3.txt:0
+dialogue.txt:6
diff --git a/expect/individual-shell-tools/ls/script-01.sh b/expect/individual-shell-tools/ls/script-01.sh
new file mode 100755
index 000000000..dd590d624
--- /dev/null
+++ b/expect/individual-shell-tools/ls/script-01.sh
@@ -0,0 +1,5 @@
+child-directory
+script-01.sh
+script-02.sh
+script-03.sh
+script-04.sh
diff --git a/expect/individual-shell-tools/ls/script-02.sh b/expect/individual-shell-tools/ls/script-02.sh
new file mode 100755
index 000000000..bfd087e6a
--- /dev/null
+++ b/expect/individual-shell-tools/ls/script-02.sh
@@ -0,0 +1,3 @@
+helper-1.txt
+helper-2.txt
+helper-3.txt
diff --git a/expect/individual-shell-tools/ls/script-03.sh b/expect/individual-shell-tools/ls/script-03.sh
new file mode 100755
index 000000000..36acd715f
--- /dev/null
+++ b/expect/individual-shell-tools/ls/script-03.sh
@@ -0,0 +1,11 @@
+.:
+child-directory
+script-01.sh
+script-02.sh
+script-03.sh
+script-04.sh
+
+./child-directory:
+helper-1.txt
+helper-2.txt
+helper-3.txt
diff --git a/expect/individual-shell-tools/ls/script-04.sh b/expect/individual-shell-tools/ls/script-04.sh
new file mode 100755
index 000000000..86e7570ec
--- /dev/null
+++ b/expect/individual-shell-tools/ls/script-04.sh
@@ -0,0 +1,8 @@
+First exercise (sorted newest to oldest):
+helper-3.txt
+helper-1.txt
+helper-2.txt
+Second exercise (sorted oldest to newest):
+helper-2.txt
+helper-1.txt
+helper-3.txt
diff --git a/expect/individual-shell-tools/sed/script-01.sh b/expect/individual-shell-tools/sed/script-01.sh
new file mode 100755
index 000000000..d92b03ab0
--- /dev/null
+++ b/expect/individual-shell-tools/sed/script-01.sh
@@ -0,0 +1,11 @@
+ThIs Is a sample fIle for experImentIng wIth sed.
+
+It contaIns many lInes, and there are some thIngs you may want to do wIth each of them.
+
+We'll Include some score InformatIon:
+37 AlIsha
+15 Jacob
+7 PIetro
+3 Katya
+
+We also should remember, when we go shoppIng, to get 4 Items: oranges,cheese,bread,olIves.
diff --git a/expect/individual-shell-tools/sed/script-02.sh b/expect/individual-shell-tools/sed/script-02.sh
new file mode 100755
index 000000000..e326bd4ab
--- /dev/null
+++ b/expect/individual-shell-tools/sed/script-02.sh
@@ -0,0 +1,11 @@
+This is a sample file for experimenting with sed.
+
+It contains many lines, and there are some things you may want to do with each of them.
+
+We'll include some score information:
+ Alisha
+ Jacob
+ Pietro
+ Katya
+
+We also should remember, when we go shopping, to get  items: oranges,cheese,bread,olives.
diff --git a/expect/individual-shell-tools/sed/script-03.sh b/expect/individual-shell-tools/sed/script-03.sh
new file mode 100755
index 000000000..088b17d55
--- /dev/null
+++ b/expect/individual-shell-tools/sed/script-03.sh
@@ -0,0 +1,6 @@
+This is a sample file for experimenting with sed.
+
+It contains many lines, and there are some things you may want to do with each of them.
+
+We'll include some score information:
+
diff --git a/expect/individual-shell-tools/sed/script-04.sh b/expect/individual-shell-tools/sed/script-04.sh
new file mode 100755
index 000000000..852fa1557
--- /dev/null
+++ b/expect/individual-shell-tools/sed/script-04.sh
@@ -0,0 +1,11 @@
+This is a sample file for experimenting with sed.
+
+It contains many lines, and there are some things you may want to do with each of them.
+
+We'll include some score information:
+37 Alisha
+15 Jacob
+7 Pietro
+3 Katya
+
+We also should remember, when we go shopping, to get 4 items: oranges,cheese,bread,olives.
diff --git a/expect/individual-shell-tools/sed/script-05.sh b/expect/individual-shell-tools/sed/script-05.sh
new file mode 100755
index 000000000..fe4d9d105
--- /dev/null
+++ b/expect/individual-shell-tools/sed/script-05.sh
@@ -0,0 +1,11 @@
+This is a sample file for experimenting with sed.
+
+It contains many lines, and there are some things you may want to do with each of them.
+
+We'll include some score information:
+Alisha 37
+Jacob 15
+Pietro 7
+Katya 3
+
+We also should remember, when we go shopping, to get 4 items: oranges,cheese,bread,olives.
diff --git a/expect/individual-shell-tools/sed/script-06.sh b/expect/individual-shell-tools/sed/script-06.sh
new file mode 100755
index 000000000..d9f950fec
--- /dev/null
+++ b/expect/individual-shell-tools/sed/script-06.sh
@@ -0,0 +1,11 @@
+This is a sample file for experimenting with sed.
+
+It contains many lines, and there are some things you may want to do with each of them.
+
+We'll include some score information:
+37 Alisha
+15 Jacob
+7 Pietro
+3 Katya
+
+We also should remember, when we go shopping, to get 4 items: oranges, cheese, bread, olives.
diff --git a/expect/individual-shell-tools/wc/script-01.sh b/expect/individual-shell-tools/wc/script-01.sh
new file mode 100755
index 000000000..d1ad53e8b
--- /dev/null
+++ b/expect/individual-shell-tools/wc/script-01.sh
@@ -0,0 +1 @@
+19 ../helper-files/helper-3.txt
diff --git a/expect/individual-shell-tools/wc/script-02.sh b/expect/individual-shell-tools/wc/script-02.sh
new file mode 100755
index 000000000..6bd060b79
--- /dev/null
+++ b/expect/individual-shell-tools/wc/script-02.sh
@@ -0,0 +1 @@
+3 ../helper-files/helper-3.txt
diff --git a/expect/individual-shell-tools/wc/script-03.sh b/expect/individual-shell-tools/wc/script-03.sh
new file mode 100755
index 000000000..572716a44
--- /dev/null
+++ b/expect/individual-shell-tools/wc/script-03.sh
@@ -0,0 +1,4 @@
+  1   4  20 ../helper-files/helper-1.txt
+  1   7  39 ../helper-files/helper-2.txt
+  3  19  92 ../helper-files/helper-3.txt
+  5  30 151 total
diff --git a/expect/jq/script-01.sh b/expect/jq/script-01.sh
new file mode 100755
index 000000000..e16f4ed9b
--- /dev/null
+++ b/expect/jq/script-01.sh
@@ -0,0 +1 @@
+Selma
diff --git a/expect/jq/script-02.sh b/expect/jq/script-02.sh
new file mode 100755
index 000000000..18711affa
--- /dev/null
+++ b/expect/jq/script-02.sh
@@ -0,0 +1 @@
+35 Fashion Street, London, E1 6PX
diff --git a/expect/jq/script-03.sh b/expect/jq/script-03.sh
new file mode 100755
index 000000000..d63f6ec74
--- /dev/null
+++ b/expect/jq/script-03.sh
@@ -0,0 +1,2 @@
+Selma, Software Engineer
+Selma, Software Engineer
diff --git a/expect/jq/script-04.sh b/expect/jq/script-04.sh
new file mode 100755
index 000000000..050f04374
--- /dev/null
+++ b/expect/jq/script-04.sh
@@ -0,0 +1,6 @@
+Ahmed
+Basia
+Mehmet
+Leila
+Piotr
+Chandra
diff --git a/expect/jq/script-05.sh b/expect/jq/script-05.sh
new file mode 100755
index 000000000..ee7e0feb5
--- /dev/null
+++ b/expect/jq/script-05.sh
@@ -0,0 +1,6 @@
+Ahmed London
+Basia London
+Mehmet Birmingham
+Leila London
+Piotr Glasgow
+Chandra Birmingham
diff --git a/expect/jq/script-06.sh b/expect/jq/script-06.sh
new file mode 100755
index 000000000..f5d0b1f03
--- /dev/null
+++ b/expect/jq/script-06.sh
@@ -0,0 +1,6 @@
+Ahmed 1
+Basia 22
+Mehmet 3
+Leila 1
+Piotr 15
+Chandra 12
diff --git a/expect/jq/script-07.sh b/expect/jq/script-07.sh
new file mode 100755
index 000000000..59c783f1d
--- /dev/null
+++ b/expect/jq/script-07.sh
@@ -0,0 +1,6 @@
+Ahmed 4
+Basia 6
+Mehmet 17
+Leila 1
+Piotr 8
+Chandra 6
diff --git a/expect/jq/script-08.sh b/expect/jq/script-08.sh
new file mode 100755
index 000000000..dd7e1d36c
--- /dev/null
+++ b/expect/jq/script-08.sh
@@ -0,0 +1,6 @@
+Ahmed 3
+Basia 3
+Mehmet 3
+Leila 1
+Piotr 5
+Chandra 2
diff --git a/expect/jq/script-09.sh b/expect/jq/script-09.sh
new file mode 100755
index 000000000..33ff777a7
--- /dev/null
+++ b/expect/jq/script-09.sh
@@ -0,0 +1,6 @@
+Ahmed 15
+Basia 37
+Mehmet 32
+Leila 1
+Piotr 61
+Chandra 18
diff --git a/expect/jq/script-10.sh b/expect/jq/script-10.sh
new file mode 100755
index 000000000..fb1e7bc86
--- /dev/null
+++ b/expect/jq/script-10.sh
@@ -0,0 +1 @@
+54
diff --git a/expect/jq/script-11.sh b/expect/jq/script-11.sh
new file mode 100755
index 000000000..4e9bdff0c
--- /dev/null
+++ b/expect/jq/script-11.sh
@@ -0,0 +1 @@
+164
diff --git a/expect/shell-pipelines/ls-grep/script-01.sh b/expect/shell-pipelines/ls-grep/script-01.sh
new file mode 100755
index 000000000..5481774df
--- /dev/null
+++ b/expect/shell-pipelines/ls-grep/script-01.sh
@@ -0,0 +1,11 @@
+Ariane
+Daniel
+HoChiMinh
+KualaLumpur
+Levi
+London
+NewYork
+Niamh
+Olga
+York
+dHondt
diff --git a/expect/shell-pipelines/ls-grep/script-02.sh b/expect/shell-pipelines/ls-grep/script-02.sh
new file mode 100755
index 000000000..35f2e44e6
--- /dev/null
+++ b/expect/shell-pipelines/ls-grep/script-02.sh
@@ -0,0 +1,10 @@
+Ariane
+Daniel
+HoChiMinh
+KualaLumpur
+Levi
+London
+NewYork
+Niamh
+Olga
+York
diff --git a/expect/shell-pipelines/ls-grep/script-03.sh b/expect/shell-pipelines/ls-grep/script-03.sh
new file mode 100755
index 000000000..37ec45084
--- /dev/null
+++ b/expect/shell-pipelines/ls-grep/script-03.sh
@@ -0,0 +1,7 @@
+Ariane
+Daniel
+Levi
+London
+Niamh
+Olga
+York
diff --git a/expect/shell-pipelines/ls-grep/script-04.sh b/expect/shell-pipelines/ls-grep/script-04.sh
new file mode 100755
index 000000000..7f8f011eb
--- /dev/null
+++ b/expect/shell-pipelines/ls-grep/script-04.sh
@@ -0,0 +1 @@
+7
diff --git a/expect/shell-pipelines/sort-uniq-head-tail/script-01.sh b/expect/shell-pipelines/sort-uniq-head-tail/script-01.sh
new file mode 100755
index 000000000..a622bc929
--- /dev/null
+++ b/expect/shell-pipelines/sort-uniq-head-tail/script-01.sh
@@ -0,0 +1,6 @@
+Ahmed London 1 10 4
+Basia London 22 9 6
+Chandra Birmingham 12 6
+Leila London 1
+Mehmet Birmingham 3 12 17
+Piotr Glasgow 15 2 25 11 8
diff --git a/expect/shell-pipelines/sort-uniq-head-tail/script-02.sh b/expect/shell-pipelines/sort-uniq-head-tail/script-02.sh
new file mode 100755
index 000000000..c560f609b
--- /dev/null
+++ b/expect/shell-pipelines/sort-uniq-head-tail/script-02.sh
@@ -0,0 +1,6 @@
+Basia London 22 9 6
+Piotr Glasgow 15 2 25 11 8
+Chandra Birmingham 12 6
+Mehmet Birmingham 3 12 17
+Leila London 1
+Ahmed London 1 10 4
diff --git a/expect/shell-pipelines/sort-uniq-head-tail/script-03.sh b/expect/shell-pipelines/sort-uniq-head-tail/script-03.sh
new file mode 100755
index 000000000..52d05bc65
--- /dev/null
+++ b/expect/shell-pipelines/sort-uniq-head-tail/script-03.sh
@@ -0,0 +1,3 @@
+Basia London 22 9 6
+Piotr Glasgow 15 2 25 11 8
+Chandra Birmingham 12 6
diff --git a/expect/shell-pipelines/sort-uniq-head-tail/script-04.sh b/expect/shell-pipelines/sort-uniq-head-tail/script-04.sh
new file mode 100755
index 000000000..9c18f93d6
--- /dev/null
+++ b/expect/shell-pipelines/sort-uniq-head-tail/script-04.sh
@@ -0,0 +1 @@
+Piotr Glasgow 15 2 25 11 8
diff --git a/expect/shell-pipelines/sort-uniq-head-tail/script-05.sh b/expect/shell-pipelines/sort-uniq-head-tail/script-05.sh
new file mode 100755
index 000000000..5b6440e3f
--- /dev/null
+++ b/expect/shell-pipelines/sort-uniq-head-tail/script-05.sh
@@ -0,0 +1,6 @@
+Entry German
+Entry Mariana
+Entry Sally
+Exit German
+Exit Mariana
+Exit Sally
diff --git a/expect/shell-pipelines/sort-uniq-head-tail/script-06.sh b/expect/shell-pipelines/sort-uniq-head-tail/script-06.sh
new file mode 100755
index 000000000..93bd06bc8
--- /dev/null
+++ b/expect/shell-pipelines/sort-uniq-head-tail/script-06.sh
@@ -0,0 +1,2 @@
+      5 Entry
+      4 Exit
diff --git a/expect/shell-pipelines/sort-uniq-head-tail/script-07.sh b/expect/shell-pipelines/sort-uniq-head-tail/script-07.sh
new file mode 100755
index 000000000..93bd06bc8
--- /dev/null
+++ b/expect/shell-pipelines/sort-uniq-head-tail/script-07.sh
@@ -0,0 +1,2 @@
+      5 Entry
+      4 Exit
diff --git a/expect/shell-pipelines/tr/script-01.sh b/expect/shell-pipelines/tr/script-01.sh
new file mode 100755
index 000000000..8dea4ebf2
--- /dev/null
+++ b/expect/shell-pipelines/tr/script-01.sh
@@ -0,0 +1,11 @@
+Dear Yara,
+
+Mz apologies for sending this response so late. As zou know, there's been a lot going on.
+
+Unfortunatelz I don't think I'll be able to make it to Yimbabwe, but but sounds amaying.
+
+Hope zou're doing well, and enjoz the trip.
+
+Thanks,
+
+Karolina
diff --git a/expect/shell-pipelines/tr/script-02.sh b/expect/shell-pipelines/tr/script-02.sh
new file mode 100755
index 000000000..e00561af1
--- /dev/null
+++ b/expect/shell-pipelines/tr/script-02.sh
@@ -0,0 +1,11 @@
+Dear Zara,
+
+My apologies for sending this response so late. As you know, there's been a lot going on!
+
+Unfortunately I don't think I'll be able to make it to Zimbabwe, but but sounds amazing!
+
+Hope you're doing well, and enjoy the trip!
+
+Thanks,
+
+Karolina
diff --git a/individual-shell-tools/awk/script-01.sh b/individual-shell-tools/awk/script-01.sh
index 8db4390af..90e2397d6 100755
--- a/individual-shell-tools/awk/script-01.sh
+++ b/individual-shell-tools/awk/script-01.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output just the names of each player in `scores-table.txt`.
 # Your output should contain 6 lines, each with just one word on it.
+awk '{print $1}' scores-table.txt
diff --git a/individual-shell-tools/awk/script-02.sh b/individual-shell-tools/awk/script-02.sh
index 5956be9bd..a9e6a11c6 100755
--- a/individual-shell-tools/awk/script-02.sh
+++ b/individual-shell-tools/awk/script-02.sh
@@ -4,3 +4,6 @@ set -euo pipefail
 
 # TODO: Write a command to output the names of each player, as well as their city.
 # Your output should contain 6 lines, each with two words on it, separated by a space.
+awk '{print $1, $2}' scores-table.txt
+# Or alternatively, if we need more control over the formatting:
+awk '{printf "%s %s\n", $1, $2}' scores-table.txt
diff --git a/individual-shell-tools/awk/script-03.sh b/individual-shell-tools/awk/script-03.sh
index af7c6e8b9..9c2945bff 100755
--- a/individual-shell-tools/awk/script-03.sh
+++ b/individual-shell-tools/awk/script-03.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # TODO: Write a command to output just the names of each player along with the score from their first attempt.
 # Your output should contain 6 lines, each with one word and one number on it.
 # The first line should be "Ahmed 1".
+awk '{printf "%s %s\n", $1, $3}' scores-table.txt
diff --git a/individual-shell-tools/awk/script-04.sh b/individual-shell-tools/awk/script-04.sh
index bf15703c7..22f203a24 100755
--- a/individual-shell-tools/awk/script-04.sh
+++ b/individual-shell-tools/awk/script-04.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # TODO: Write a command to output just the names of each player in London along with the score from their last attempt.
 # Your output should contain 3 lines, each with one word and one number on it.
 # The first line should be "Ahmed 4".
+awk '$2 == "London" {printf "%s %s\n", $1, $NF}' scores-table.txt
diff --git a/individual-shell-tools/awk/script-05.sh b/individual-shell-tools/awk/script-05.sh
index d1680cb02..53aafa226 100755
--- a/individual-shell-tools/awk/script-05.sh
+++ b/individual-shell-tools/awk/script-05.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # TODO: Write a command to output just the names of each player along with the number of times they've played the game.
 # Your output should contain 6 lines, each with one word and one number on it.
 # The first line should be "Ahmed 3".
+awk '{printf "%s %d\n", $1, NF-2}' scores-table.txt
diff --git a/individual-shell-tools/awk/script-06-stretch.sh b/individual-shell-tools/awk/script-06-stretch.sh
index 0201e6378..841f60196 100755
--- a/individual-shell-tools/awk/script-06-stretch.sh
+++ b/individual-shell-tools/awk/script-06-stretch.sh
@@ -6,3 +6,4 @@ set -euo pipefail
 
 # TODO: Write a command to output the total of adding together all players' first scores.
 # Your output should be exactly the number 54.
+awk '{sum += $3} END {print sum}' scores-table.txt
diff --git a/individual-shell-tools/awk/script-07-stretch.sh b/individual-shell-tools/awk/script-07-stretch.sh
index 3f7155880..fd95b80a1 100755
--- a/individual-shell-tools/awk/script-07-stretch.sh
+++ b/individual-shell-tools/awk/script-07-stretch.sh
@@ -7,3 +7,4 @@ set -euo pipefail
 # TODO: Write a command to output just the names of each player along with the total of adding all of that player's scores.
 # Your output should contain 6 lines, each with one word and one number on it.
 # The first line should be "Ahmed 15". The second line should be "Basia 37"
+awk '{total=0 ; for (i=2; i<=NF; i++) {total += $i} ; print $1, total}' scores-table.txt
diff --git a/individual-shell-tools/cat/script-01.sh b/individual-shell-tools/cat/script-01.sh
index c85053e0f..edcc54fb4 100755
--- a/individual-shell-tools/cat/script-01.sh
+++ b/individual-shell-tools/cat/script-01.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output the contents of the helper-1.txt file inside the helper-files directory to the terminal.
 # The output of this command should be "Once upon a time...".
+cat ../helper-files/helper-1.txt
diff --git a/individual-shell-tools/cat/script-02.sh b/individual-shell-tools/cat/script-02.sh
index 01bbd5eab..d8187ff42 100755
--- a/individual-shell-tools/cat/script-02.sh
+++ b/individual-shell-tools/cat/script-02.sh
@@ -11,3 +11,4 @@ set -euo pipefail
 # It looked delicious.
 # I was tempted to take a bite of it.
 # But this seemed like a bad idea...
+cat ../helper-files/*
diff --git a/individual-shell-tools/cat/script-03.sh b/individual-shell-tools/cat/script-03.sh
index 37573b0c1..dd6b1d8b1 100755
--- a/individual-shell-tools/cat/script-03.sh
+++ b/individual-shell-tools/cat/script-03.sh
@@ -9,3 +9,4 @@ set -euo pipefail
 # 1 It looked delicious.
 # 2 I was tempted to take a bite of it.
 # 3 But this seemed like a bad idea...
+cat -n ../helper-files/helper-3.txt
diff --git a/individual-shell-tools/cat/script-04-stretch.sh b/individual-shell-tools/cat/script-04-stretch.sh
index 00fe3c48b..70f8fdb68 100755
--- a/individual-shell-tools/cat/script-04-stretch.sh
+++ b/individual-shell-tools/cat/script-04-stretch.sh
@@ -13,3 +13,4 @@ set -euo pipefail
 # 3 It looked delicious.
 # 4 I was tempted to take a bite of it.
 # 5 But this seemed like a bad idea...
+cat ../helper-files/* | cat -n
diff --git a/individual-shell-tools/grep/script-01.sh b/individual-shell-tools/grep/script-01.sh
index fb05f42f2..f374150c9 100755
--- a/individual-shell-tools/grep/script-01.sh
+++ b/individual-shell-tools/grep/script-01.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output every line in dialogue.txt said by the Doctor.
 # The output should contain 6 lines.
+grep "^Doctor:" dialogue.txt
diff --git a/individual-shell-tools/grep/script-02.sh b/individual-shell-tools/grep/script-02.sh
index df6f85640..31d357030 100755
--- a/individual-shell-tools/grep/script-02.sh
+++ b/individual-shell-tools/grep/script-02.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output every line in dialogue.txt that contains the word Doctor (regardless of case).
 # The output should contain 9 lines.
+grep -i "doctor" dialogue.txt
diff --git a/individual-shell-tools/grep/script-03.sh b/individual-shell-tools/grep/script-03.sh
index 5383fe578..f6f25b87c 100755
--- a/individual-shell-tools/grep/script-03.sh
+++ b/individual-shell-tools/grep/script-03.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output the number of lines in dialogue.txt that contain the word Doctor (regardless of case).
 # The output should be exactly the number 9.
+grep -c -i "doctor" dialogue.txt
diff --git a/individual-shell-tools/grep/script-04.sh b/individual-shell-tools/grep/script-04.sh
index 80ee04776..886a42edd 100755
--- a/individual-shell-tools/grep/script-04.sh
+++ b/individual-shell-tools/grep/script-04.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output every line in dialogue.txt that does not contain the word "Hello" (regardless of case).
 # The output should contain 10 lines.
+grep -v -i "hello" dialogue.txt
diff --git a/individual-shell-tools/grep/script-05.sh b/individual-shell-tools/grep/script-05.sh
index 1eb538185..8754273d3 100755
--- a/individual-shell-tools/grep/script-05.sh
+++ b/individual-shell-tools/grep/script-05.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output every line in dialogue.txt that contains the string "cure", as well as the line before that line.
 # The output should contain two pairs of two lines of text (with a separator between them).
+grep -B1 "cure" dialogue.txt
diff --git a/individual-shell-tools/grep/script-06.sh b/individual-shell-tools/grep/script-06.sh
index 5670e3b6c..0e8244ff7 100755
--- a/individual-shell-tools/grep/script-06.sh
+++ b/individual-shell-tools/grep/script-06.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output the name of every `.txt` file in this directory which contains a line of dialogue said by the Doctor.
 # The output should contain two filenames.
+grep -l "^Doctor:" *.txt
diff --git a/individual-shell-tools/grep/script-07.sh b/individual-shell-tools/grep/script-07.sh
index 9670ebad9..9fabc87f0 100755
--- a/individual-shell-tools/grep/script-07.sh
+++ b/individual-shell-tools/grep/script-07.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output, for each `.txt` file in this directory, how many lines of dialogue the Doctor has.
 # The output should show that dialogue.txt contains 6 lines, dialogue-2.txt contains 2, and dialogue-3.txt contains 0.
+grep -c "^Doctor:" *.txt
diff --git a/individual-shell-tools/ls/script-01.sh b/individual-shell-tools/ls/script-01.sh
index 241b62f5e..c9cd189b5 100755
--- a/individual-shell-tools/ls/script-01.sh
+++ b/individual-shell-tools/ls/script-01.sh
@@ -13,3 +13,4 @@ fi
 
 # TODO: Write a command to list the files and folders in this directory.
 # The output should be a list of names including child-directory, script-01.sh, script-02.sh, and more.
+ls
diff --git a/individual-shell-tools/ls/script-02.sh b/individual-shell-tools/ls/script-02.sh
index d0a5a10f4..d37175729 100755
--- a/individual-shell-tools/ls/script-02.sh
+++ b/individual-shell-tools/ls/script-02.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command which lists all of the files in the directory named child-directory.
 # The output should be a list of names: helper-1.txt, helper-2.txt, helper-3.txt.
+ls child-directory
diff --git a/individual-shell-tools/ls/script-03.sh b/individual-shell-tools/ls/script-03.sh
index 781216d21..5161171ec 100755
--- a/individual-shell-tools/ls/script-03.sh
+++ b/individual-shell-tools/ls/script-03.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # TODO: Write a command which _recursively_ lists all of the files and folders in this directory _and_ all of the files inside those folders.
 # The output should be a list of names including: child-directory, script-01.sh, helper-1.txt (and more).
 # The formatting of the output doesn't matter.
+ls -R
diff --git a/individual-shell-tools/ls/script-04.sh b/individual-shell-tools/ls/script-04.sh
index 72f3817b3..b4bdb1f57 100755
--- a/individual-shell-tools/ls/script-04.sh
+++ b/individual-shell-tools/ls/script-04.sh
@@ -15,9 +15,10 @@ echo "First exercise (sorted newest to oldest):"
 
 # TODO: Write a command which lists the files in the child-directory directory, one per line, sorted so that the most recently modified file is first.
 # The output should be a list of names in this order, one per line: helper-3.txt, helper-1.txt, helper-2.txt.
-
+ls -1 -t child-directory
 
 echo "Second exercise (sorted oldest to newest):"
 
 # TODO: Write a command which does the same as above, but sorted in the opposite order (oldest first).
 # The output should be a list of names in this order, one per line: helper-2.txt, helper-1.txt, helper-3.txt.
+ls -1 -t -r child-directory
diff --git a/individual-shell-tools/sed/script-01.sh b/individual-shell-tools/sed/script-01.sh
index 3eba6fa4d..ba68ff315 100755
--- a/individual-shell-tools/sed/script-01.sh
+++ b/individual-shell-tools/sed/script-01.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # TODO: Write a command to output input.txt with all occurrences of the letter `i` replaced with `I`.
 # The output should contain 11 lines.
 # The first line of the output should be: "ThIs Is a sample fIle for experImentIng with sed.".
+sed -e 's/i/I/g' input.txt
diff --git a/individual-shell-tools/sed/script-02.sh b/individual-shell-tools/sed/script-02.sh
index abdd64d06..be485a0af 100755
--- a/individual-shell-tools/sed/script-02.sh
+++ b/individual-shell-tools/sed/script-02.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # TODO: Write a command to output input.txt with numbers removed.
 # The output should contain 11 lines.
 # Line 6 of the output should be " Alisha".
+sed 's/[0-9]//g' input.txt
diff --git a/individual-shell-tools/sed/script-03.sh b/individual-shell-tools/sed/script-03.sh
index dd284a296..cebc09125 100755
--- a/individual-shell-tools/sed/script-03.sh
+++ b/individual-shell-tools/sed/script-03.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output input.txt removing any line which contains a number.
 # The output should contain 6 lines.
+sed -e '/[0-9]/d' input.txt
diff --git a/individual-shell-tools/sed/script-04.sh b/individual-shell-tools/sed/script-04.sh
index 0052ac6c4..3b6ed6f18 100755
--- a/individual-shell-tools/sed/script-04.sh
+++ b/individual-shell-tools/sed/script-04.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output input.txt replacing every occurrence of the string "We'll" with "We will".
 # The output should contain 11 lines.
+sed -e "s/We\'ll/We will/g" input.txt
diff --git a/individual-shell-tools/sed/script-05.sh b/individual-shell-tools/sed/script-05.sh
index 2dcc91a0c..d5305aa96 100755
--- a/individual-shell-tools/sed/script-05.sh
+++ b/individual-shell-tools/sed/script-05.sh
@@ -6,3 +6,4 @@ set -euo pipefail
 # If a line starts with a number and a space, make the line instead end with a space and the number.
 # So line 6 which currently reads "37 Alisha" should instead read "Alisha 37".
 # The output should contain 11 lines.
+sed -e 's/^\([0-9]*\) \(.*\)$/\2 \1/' input.txt
diff --git a/individual-shell-tools/sed/script-06.sh b/individual-shell-tools/sed/script-06.sh
index 0b9390170..9d685b3b7 100755
--- a/individual-shell-tools/sed/script-06.sh
+++ b/individual-shell-tools/sed/script-06.sh
@@ -8,3 +8,4 @@ set -euo pipefail
 # The output should contain 11 lines.
 # Line 3 should be "It contains many lines, and there are some things you may want to do with each of them.".
 # Line 11 should be "We also should remember, when we go shopping, to get 4 items: oranges, cheese, bread, olives.".
+sed -e 's/,\([^ ]\)/, \1/g' input.txt
diff --git a/individual-shell-tools/wc/script-01.sh b/individual-shell-tools/wc/script-01.sh
index c9dd6e5df..c944eeafe 100755
--- a/individual-shell-tools/wc/script-01.sh
+++ b/individual-shell-tools/wc/script-01.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output the number of words in the file helper-files/helper-3.txt.
 # The output should include the number 19. The output should not include the number 92.
+wc -w ../helper-files/helper-3.txt
diff --git a/individual-shell-tools/wc/script-02.sh b/individual-shell-tools/wc/script-02.sh
index 8feeb1a62..16e530918 100755
--- a/individual-shell-tools/wc/script-02.sh
+++ b/individual-shell-tools/wc/script-02.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output the number of lines in the file helper-files/helper-3.txt.
 # The output should include the number 3. The output should not include the number 19.
+wc -l ../helper-files/helper-3.txt
diff --git a/individual-shell-tools/wc/script-03.sh b/individual-shell-tools/wc/script-03.sh
index 6b2e9d3d1..6ac2210dd 100755
--- a/individual-shell-tools/wc/script-03.sh
+++ b/individual-shell-tools/wc/script-03.sh
@@ -8,3 +8,4 @@ set -euo pipefail
 #        1       7      39 ../helper-files/helper-2.txt
 #        3      19      92 ../helper-files/helper-3.txt
 #        5      30     151 total
+wc ../helper-files/*
diff --git a/jq/script-01.sh b/jq/script-01.sh
index 95827f688..0d69705d1 100755
--- a/jq/script-01.sh
+++ b/jq/script-01.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # The input for this script is the person.json file.
 # TODO: Write a command to output the name of the person.
 # Your output should be exactly the string "Selma", but should not contain any quote characters.
+jq -r '.name' person.json
diff --git a/jq/script-02.sh b/jq/script-02.sh
index 21544d67b..74a3ded85 100755
--- a/jq/script-02.sh
+++ b/jq/script-02.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # The input for this script is the person.json file.
 # TODO: Write a command to output the address of the person, all on one line, with a comma between each line.
 # Your output should be exactly the string "35 Fashion Street, London, E1 6PX", but should not contain any quote characters.
+jq -r '.address | join(", ")' person.json
diff --git a/jq/script-03.sh b/jq/script-03.sh
index 3566f03ba..6a2f566a4 100755
--- a/jq/script-03.sh
+++ b/jq/script-03.sh
@@ -5,3 +5,6 @@ set -euo pipefail
 # The input for this script is the person.json file.
 # TODO: Write a command to output the name of the person, then a comma, then their profession.
 # Your output should be exactly the string "Selma, Software Engineer", but should not contain any quote characters.
+jq -r '[ .name, .profession ] | join(", ")' person.json
+# Or alternatively, we can do two selects in a string interpolation:
+jq -r '"\(.name), \(.profession)"' person.json
diff --git a/jq/script-04.sh b/jq/script-04.sh
index 015997e18..e50f742a4 100755
--- a/jq/script-04.sh
+++ b/jq/script-04.sh
@@ -6,3 +6,4 @@ set -euo pipefail
 # TODO: Write a command to output just the names of each player, one per line.
 # Your output should contain 6 lines, each with just one word on it.
 # Your output should not contain any quote characters.
+jq -r '.[].name' scores.json
diff --git a/jq/script-05.sh b/jq/script-05.sh
index 993fc9ee3..ab78fbad4 100755
--- a/jq/script-05.sh
+++ b/jq/script-05.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # The input for this script is the scores.json file.
 # TODO: Write a command to output the names of each player, as well as their city.
 # Your output should contain 6 lines, each with two words on it.
+jq -r '.[] | "\(.name) \(.city)"' scores.json
diff --git a/jq/script-06.sh b/jq/script-06.sh
index 8b6e74c52..47fee35b5 100755
--- a/jq/script-06.sh
+++ b/jq/script-06.sh
@@ -6,3 +6,4 @@ set -euo pipefail
 # TODO: Write a command to output just the names of each player along with the score from their first attempt.
 # Your output should contain 6 lines, each with one word and one number on it.
 # The first line should be "Ahmed 1" with no quotes.
+jq -r '.[] | "\(.name) \(.scores[0])"' scores.json
diff --git a/jq/script-07.sh b/jq/script-07.sh
index d43f93d1b..f20ab3d7f 100755
--- a/jq/script-07.sh
+++ b/jq/script-07.sh
@@ -6,3 +6,4 @@ set -euo pipefail
 # TODO: Write a command to output just the names of each player along with the score from their last attempt.
 # Your output should contain 6 lines, each with one word and one number on it.
 # The first line should be "Ahmed 4" with no quotes.
+jq -r '.[] | "\(.name) \(.scores[-1])"' scores.json
diff --git a/jq/script-08.sh b/jq/script-08.sh
index 6671fd1ba..165e67a4e 100755
--- a/jq/script-08.sh
+++ b/jq/script-08.sh
@@ -6,3 +6,4 @@ set -euo pipefail
 # TODO: Write a command to output just the names of each player along with the number of times they've played the game.
 # Your output should contain 6 lines, each with one word and one number on it.
 # The first line should be "Ahmed 3" with no quotes.
+jq -r '.[] | "\(.name) \(.scores | length)"' scores.json
diff --git a/jq/script-09.sh b/jq/script-09.sh
index c2536a536..3ce4c2b71 100755
--- a/jq/script-09.sh
+++ b/jq/script-09.sh
@@ -6,3 +6,4 @@ set -euo pipefail
 # TODO: Write a command to output just the names of each player along with the total scores from all of their games added together.
 # Your output should contain 6 lines, each with one word and one number on it.
 # The first line should be "Ahmed 15" with no quotes.
+jq -r '.[] | "\(.name) \(.scores | add)"' scores.json
diff --git a/jq/script-10.sh b/jq/script-10.sh
index 8e9d75f07..8b1243257 100755
--- a/jq/script-10.sh
+++ b/jq/script-10.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # The input for this script is the scores.json file.
 # TODO: Write a command to output the total of adding together all players' first scores.
 # Your output should be exactly the number 54.
+jq -r '[.[].scores[0]] | add' scores.json
diff --git a/jq/script-11.sh b/jq/script-11.sh
index d2337a6b2..da686da5d 100755
--- a/jq/script-11.sh
+++ b/jq/script-11.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # The input for this script is the scores.json file.
 # TODO: Write a command to output the total of adding together all scores from all games from all players.
 # Your output should be exactly the number 164.
+jq -r '[.[].scores | add] | add' scores.json
diff --git a/shell-pipelines/ls-grep/script-01.sh b/shell-pipelines/ls-grep/script-01.sh
index 8c7d968a2..b77993b26 100755
--- a/shell-pipelines/ls-grep/script-01.sh
+++ b/shell-pipelines/ls-grep/script-01.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output the names of the files in the sample-files directory whose name contains at least one upper case letter.
 # Your output should contain 11 files.
+ls sample-files | grep '[A-Z]'
diff --git a/shell-pipelines/ls-grep/script-02.sh b/shell-pipelines/ls-grep/script-02.sh
index 16f5f71d9..4fa4206cd 100755
--- a/shell-pipelines/ls-grep/script-02.sh
+++ b/shell-pipelines/ls-grep/script-02.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output the names of the files in the sample-files directory whose name starts with an upper case letter.
 # Your output should contain 10 files.
+ls sample-files | grep '^[A-Z]'
diff --git a/shell-pipelines/ls-grep/script-03.sh b/shell-pipelines/ls-grep/script-03.sh
index a302ab036..9b79f1c8c 100755
--- a/shell-pipelines/ls-grep/script-03.sh
+++ b/shell-pipelines/ls-grep/script-03.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output the names of the files in the sample-files directory whose name starts with an upper case letter and doesn't contain any other upper case letters.
 # Your output should contain 7 files.
+ls sample-files | grep '^[A-Z][^A-Z]*$'
diff --git a/shell-pipelines/ls-grep/script-04.sh b/shell-pipelines/ls-grep/script-04.sh
index c000b7e3b..b9b1fef9e 100755
--- a/shell-pipelines/ls-grep/script-04.sh
+++ b/shell-pipelines/ls-grep/script-04.sh
@@ -4,3 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to count the number of files in the sample-files directory whose name starts with an upper case letter and doesn't contain any other upper case letters.
 # Your output should be the number 7.
+ls sample-files | grep '^[A-Z][^A-Z]*$' | wc -l
diff --git a/shell-pipelines/sort-uniq-head-tail/script-01.sh b/shell-pipelines/sort-uniq-head-tail/script-01.sh
index 171e1f989..845ad89da 100755
--- a/shell-pipelines/sort-uniq-head-tail/script-01.sh
+++ b/shell-pipelines/sort-uniq-head-tail/script-01.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # The input for this script is the scores-table.txt file.
 # TODO: Write a command to output scores-table.txt, with lines sorted by the person's name.
 # The first line of your output should be "Ahmed London 1 10 4" (with no quotes). And the third line should be "Chandra Birmingham 12 6".
+sort scores-table.txt
diff --git a/shell-pipelines/sort-uniq-head-tail/script-02.sh b/shell-pipelines/sort-uniq-head-tail/script-02.sh
index 29c3c2524..baa6b861a 100755
--- a/shell-pipelines/sort-uniq-head-tail/script-02.sh
+++ b/shell-pipelines/sort-uniq-head-tail/script-02.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # The input for this script is the scores-table.txt file.
 # TODO: Write a command to output scores-table.txt, with lines sorted by the person's first score, descending.
 # The first line of your output should be "Basia London 22 9 6" (with no quotes).
+sort -n -k3 -r scores-table.txt
diff --git a/shell-pipelines/sort-uniq-head-tail/script-03.sh b/shell-pipelines/sort-uniq-head-tail/script-03.sh
index bcbaf3420..23eb67923 100755
--- a/shell-pipelines/sort-uniq-head-tail/script-03.sh
+++ b/shell-pipelines/sort-uniq-head-tail/script-03.sh
@@ -8,3 +8,4 @@ set -euo pipefail
 # Basia London 22 9 6
 # Piotr Glasgow 15 2 25 11 8
 # Chandra Birmingham 12 6
+sort -n -k3 -r scores-table.txt | head -n3
diff --git a/shell-pipelines/sort-uniq-head-tail/script-04.sh b/shell-pipelines/sort-uniq-head-tail/script-04.sh
index 65a5cfba8..93c88aa96 100755
--- a/shell-pipelines/sort-uniq-head-tail/script-04.sh
+++ b/shell-pipelines/sort-uniq-head-tail/script-04.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # The input for this script is the scores-table.txt file.
 # TODO: Write a command to output scores-table.txt, with shows the line for the player whose first score was the second highest.
 # Your output should be: "Piotr Glasgow 15 2 25 11 8" (without quotes).
+sort -n -k3 -r scores-table.txt | tail -n+2 | head -n1
diff --git a/shell-pipelines/sort-uniq-head-tail/script-05.sh b/shell-pipelines/sort-uniq-head-tail/script-05.sh
index a93cd9f9d..8eba57e36 100755
--- a/shell-pipelines/sort-uniq-head-tail/script-05.sh
+++ b/shell-pipelines/sort-uniq-head-tail/script-05.sh
@@ -6,3 +6,4 @@ set -euo pipefail
 # TODO: Write a command to show a list of all events that have happened, without duplication.
 # The order they're displayed doesn't matter, but we never want to see the same event listed twice.
 # Your output should contain 6 lines.
+sort events.txt | uniq
diff --git a/shell-pipelines/sort-uniq-head-tail/script-06.sh b/shell-pipelines/sort-uniq-head-tail/script-06.sh
index 715c7ae5c..e2fc1be4a 100755
--- a/shell-pipelines/sort-uniq-head-tail/script-06.sh
+++ b/shell-pipelines/sort-uniq-head-tail/script-06.sh
@@ -5,3 +5,4 @@ set -euo pipefail
 # The input for this script is the events.txt file.
 # TODO: Write a command to show how many times anyone has entered and exited.
 # It should be clear from your script's output that there have been 5 Entry events and 4 Exit events.
+awk '{print $1}' events.txt | sort | uniq -c
diff --git a/shell-pipelines/sort-uniq-head-tail/script-07.sh b/shell-pipelines/sort-uniq-head-tail/script-07.sh
index 7fd07e1ff..ed7481d63 100755
--- a/shell-pipelines/sort-uniq-head-tail/script-07.sh
+++ b/shell-pipelines/sort-uniq-head-tail/script-07.sh
@@ -6,3 +6,4 @@ set -euo pipefail
 # TODO: Write a command to show how many times anyone has entered and exited.
 # It should be clear from your script's output that there have been 5 Entry events and 4 Exit events.
 # The word "Event" should not appear in your script's output.
+tail -n+2 events-with-timestamps.txt | awk '{print $3}' | sort | uniq -c
diff --git a/shell-pipelines/tr/script-01.sh b/shell-pipelines/tr/script-01.sh
index 8bb0211e9..75c3ed25f 100755
--- a/shell-pipelines/tr/script-01.sh
+++ b/shell-pipelines/tr/script-01.sh
@@ -6,3 +6,4 @@ set -euo pipefail
 # The author got feedback that they're using too many exclamation marks (!).
 #
 # TODO: Write a command to output the contents of text.txt with every exclamation mark (!) replaced with a full-stop (.).
+cat text.txt | tr '!' '.'
diff --git a/shell-pipelines/tr/script-02.sh b/shell-pipelines/tr/script-02.sh
index cf3a503a2..f8c4121cb 100755
--- a/shell-pipelines/tr/script-02.sh
+++ b/shell-pipelines/tr/script-02.sh
@@ -7,3 +7,4 @@ set -euo pipefail
 # so every Y should be a Z, and every Z should be a Y!
 #
 # TODO: Write a command to output the contents of text.txt with every Y and Z swapped (both upper and lower case).
+cat text.txt | tr 'yzYZ' 'zyZY'
diff --git a/test-sdc.sh b/test-sdc.sh
new file mode 100755
index 000000000..aa5d020e8
--- /dev/null
+++ b/test-sdc.sh
@@ -0,0 +1,94 @@
+# This test file will be automatically run when you submit a pull request
+# You should not modify this file
+# You can run this file using ./test-sdc.sh task-directory-name to check your output
+# You can use it with the individual-shell-tools, jq, and shell-pipelines tasks
+
+rm testoutput.txt
+if [[ "$1" == "individual-shell-tools" ]]; then
+	cd individual-shell-tools
+	pass=0
+	total=0
+	for directory in */; do
+		cd $directory
+		if [ "$directory" == "helper-files/" ]; then
+			cd ..
+			continue
+		fi
+		for exercise in *.sh; do
+			total=$(($total+1))
+			./$exercise > ../../test.tmp
+			cmp ../../test.tmp ../../expect/individual-shell-tools/$directory$exercise --quiet
+			if [ $? -eq 0 ]; then
+				pass=$(($pass+1))
+			else
+				if [[ "$exercise" == *"stretch"* ]]; then
+					# echo "Stretch task $directory$exercise failing, you can ignore this if you did not attempt. If you didnt, please have the volunteer check this."
+					echo "" >> ../../testoutput.txt
+				else
+					echo "Failed $directory$exercise, please either attempt again or have the volunteer check this." >> ../../testoutput.txt
+				fi
+			fi
+		done
+		cd ..
+	done
+	cd ..
+	rm test.tmp
+	echo "You passed $pass/$total tasks." >> testoutput.txt
+	if [ $pass -eq $total ]; then
+		echo "This task is complete!" >> testoutput.txt
+	fi
+	cat testoutput.txt
+elif [[ "$1" == "shell-pipelines" ]]; then
+	cd shell-pipelines
+	pass=0
+	total=0
+	for directory in */; do
+		cd $directory
+		for exercise in *.sh; do
+			total=$(($total+1))
+			./$exercise > ../../test.tmp
+			cmp ../../test.tmp ../../expect/shell-pipelines/$directory$exercise --quiet
+			if [ $? -eq 0 ]; then
+				pass=$(($pass+1))
+			else
+				if [[ "$exercise" == *"stretch"* ]]; then
+					# echo "Stretch task $directory$exercise failing, you can ignore this if you did not attempt. If you didnt, please have the volunteer check this."
+					echo "" >> ../../testoutput.txt
+				else
+					echo "Failed $directory$exercise, please either attempt again or have the volunteer check this." >> ../../testoutput.txt
+				fi
+			fi
+		done
+		cd ..
+	done
+	cd ..
+	rm test.tmp
+	echo "You passed $pass/$total tasks." >> testoutput.txt
+	if [ $pass -eq $total ]; then
+		echo "This task is complete!" >> testoutput.txt
+	fi
+	cat testoutput.txt
+elif [[ "$1" == "jq" ]]; then
+	cd jq
+	pass=0
+	total=0
+	for exercise in *.sh; do
+		total=$(($total+1))
+		./$exercise > ../test.tmp
+		cmp ../test.tmp ../expect/jq/$exercise --quiet
+		if [ $? -eq 0 ]; then
+			pass=$(($pass+1))
+		else
+			echo "Failed $directory$exercise, please either attempt again or have the volunteer check this." >> ../../testoutput.txt
+		fi
+	done
+	cd ..
+	rm test.tmp
+	echo "You passed $pass/$total tasks." >> testoutput.txt
+	if [ $pass -eq $total ]; then
+		echo "This task is complete!" >> testoutput.txt
+	fi
+	cat testoutput.txt
+else
+	echo "Please run this with a valid test directory name as argument"
+fi

From 5938b10a27042d628da092f0a30bd175e0bc6cfc Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 11:58:19 +0000
Subject: [PATCH 02/14] fix yaml

---
 .github/workflows/test-sdc-tasks.yml | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/test-sdc-tasks.yml b/.github/workflows/test-sdc-tasks.yml
index 08fe2aa1f..1a2e50a6c 100644
--- a/.github/workflows/test-sdc-tasks.yml
+++ b/.github/workflows/test-sdc-tasks.yml
@@ -1,10 +1,11 @@
 name: Test SDC Tasks
 
-on: pull_request
-  paths:
-    - 'individual-shell-tools/**.sh'
-    - 'shell-pipelines/**.sh'
-    - 'jq/*.sh'
+on:
+  pull_request:
+    paths:
+      - 'individual-shell-tools/**.sh'
+      - 'shell-pipelines/**.sh'
+      - 'jq/*.sh'
   pull_request_target:
     types:
       - labeled

From ef760a0a0050672c490821ac6a05768ba6f07714 Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 12:00:18 +0000
Subject: [PATCH 03/14] fix yaml for testing

---
 .github/workflows/test-sdc-tasks.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/test-sdc-tasks.yml b/.github/workflows/test-sdc-tasks.yml
index 1a2e50a6c..e418d83fb 100644
--- a/.github/workflows/test-sdc-tasks.yml
+++ b/.github/workflows/test-sdc-tasks.yml
@@ -1,7 +1,7 @@
 name: Test SDC Tasks
 
 on:
-  pull_request:
+  [push, pull_request]:
     paths:
       - 'individual-shell-tools/**.sh'
       - 'shell-pipelines/**.sh'

From 33b788d1199f81849c324a60677cb48f5257bf77 Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 12:01:06 +0000
Subject: [PATCH 04/14] allow testing on push

---
 .github/workflows/test-sdc-tasks.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.github/workflows/test-sdc-tasks.yml b/.github/workflows/test-sdc-tasks.yml
index e418d83fb..00ec5b428 100644
--- a/.github/workflows/test-sdc-tasks.yml
+++ b/.github/workflows/test-sdc-tasks.yml
@@ -1,7 +1,7 @@
 name: Test SDC Tasks
 
 on:
-  [push, pull_request]:
+  push:
     paths:
       - 'individual-shell-tools/**.sh'
       - 'shell-pipelines/**.sh'

From a9be07114e13abf6205a5c9de93a6f1d139533e2 Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 12:02:26 +0000
Subject: [PATCH 05/14] deliberately break an implementation

---
 individual-shell-tools/awk/script-01.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/individual-shell-tools/awk/script-01.sh b/individual-shell-tools/awk/script-01.sh
index 90e2397d6..4d9de4d54 100755
--- a/individual-shell-tools/awk/script-01.sh
+++ b/individual-shell-tools/awk/script-01.sh
@@ -4,4 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output just the names of each player in `scores-table.txt`.
 # Your output should contain 6 lines, each with just one word on it.
-awk '{print $1}' scores-table.txt
+awk '{print $121212131}' scores-table.txt # deliberately break this implementation

From 7eb4f880584e2ee0c376896e0e2dde4ee338d8dc Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 12:04:33 +0000
Subject: [PATCH 06/14] don't pull expected from branch

---
 .github/workflows/test-sdc-tasks.yml    | 10 +++++-----
 individual-shell-tools/awk/script-01.sh |  2 +-
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/.github/workflows/test-sdc-tasks.yml b/.github/workflows/test-sdc-tasks.yml
index 00ec5b428..02b8729d9 100644
--- a/.github/workflows/test-sdc-tasks.yml
+++ b/.github/workflows/test-sdc-tasks.yml
@@ -27,11 +27,11 @@ jobs:
         uses: actions/checkout@v5
         # with:
         #   fetch-depth: 2
-      - name: checkout expected output
-        uses: actions/checkout@v5
-        with:
-          ref: origin/expected-solutions
-          path: expect
+      # - name: checkout expected output
+      #   uses: actions/checkout@v5
+      #   with:
+      #     ref: origin/expected-solutions
+      #     path: expect
       - name: Get changed files
         id: changed-files
         uses: tj-actions/changed-files@v47.0.5
diff --git a/individual-shell-tools/awk/script-01.sh b/individual-shell-tools/awk/script-01.sh
index 4d9de4d54..c3e22b6fe 100755
--- a/individual-shell-tools/awk/script-01.sh
+++ b/individual-shell-tools/awk/script-01.sh
@@ -4,4 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output just the names of each player in `scores-table.txt`.
 # Your output should contain 6 lines, each with just one word on it.
-awk '{print $121212131}' scores-table.txt # deliberately break this implementation
+awk '{print ' scores-table.txt # deliberately break this implementation

From c5e2f60d6522e59ac8ccb1d39cb86319c846d304 Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 12:07:53 +0000
Subject: [PATCH 07/14] fix output eof

---
 .github/workflows/test-sdc-tasks.yml    | 3 +--
 individual-shell-tools/awk/script-01.sh | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/test-sdc-tasks.yml b/.github/workflows/test-sdc-tasks.yml
index 02b8729d9..5eb8c076e 100644
--- a/.github/workflows/test-sdc-tasks.yml
+++ b/.github/workflows/test-sdc-tasks.yml
@@ -57,10 +57,9 @@ jobs:
       - name: read test output
         id: read-test-output
         run: |
-          # Read output.txt and write to GITHUB_OUTPUT
           echo 'testoutput<<EOF' >> $GITHUB_OUTPUT
           cat testoutput.txt >> $GITHUB_OUTPUT
-          echo EOF
+          echo EOF >> $GITHUB_OUTPUT
       - name: make output comment
         uses: peter-evans/create-or-update-comment@v5.0.0
         with:
diff --git a/individual-shell-tools/awk/script-01.sh b/individual-shell-tools/awk/script-01.sh
index c3e22b6fe..ba38faa01 100755
--- a/individual-shell-tools/awk/script-01.sh
+++ b/individual-shell-tools/awk/script-01.sh
@@ -4,4 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output just the names of each player in `scores-table.txt`.
 # Your output should contain 6 lines, each with just one word on it.
-awk '{print ' scores-table.txt # deliberately break this implementation
+awk '{print qqqq' scores-table.txt # deliberately break this implementation

From 06abe78a0904b88541ed4b0458572c89fe03966f Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 12:13:12 +0000
Subject: [PATCH 08/14] attempt to get pr number differently

---
 .github/workflows/test-sdc-tasks.yml    | 13 ++++++++++++-
 individual-shell-tools/awk/script-01.sh |  2 +-
 2 files changed, 13 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/test-sdc-tasks.yml b/.github/workflows/test-sdc-tasks.yml
index 5eb8c076e..388a4a534 100644
--- a/.github/workflows/test-sdc-tasks.yml
+++ b/.github/workflows/test-sdc-tasks.yml
@@ -60,9 +60,20 @@ jobs:
           echo 'testoutput<<EOF' >> $GITHUB_OUTPUT
           cat testoutput.txt >> $GITHUB_OUTPUT
           echo EOF >> $GITHUB_OUTPUT
+      - uses: actions/github-script@v7
+        id: get_pr_data
+        with:
+          script: |
+              return (
+                await github.rest.repos.listPullRequestsAssociatedWithCommit({
+                  commit_sha: context.sha,
+                  owner: context.repo.owner,
+                  repo: context.repo.repo,
+                })
+              ).data[0];
       - name: make output comment
         uses: peter-evans/create-or-update-comment@v5.0.0
         with:
-          issue-number: ${{ github.event.number }}
+          issue-number: ${{ fromJson(steps.get_pr_data.outputs.result).number }} # ${{ github.event.number }}
           body: ${{ steps.read-test-output.outputs.testoutput }}
 
diff --git a/individual-shell-tools/awk/script-01.sh b/individual-shell-tools/awk/script-01.sh
index ba38faa01..2f2dd36b7 100755
--- a/individual-shell-tools/awk/script-01.sh
+++ b/individual-shell-tools/awk/script-01.sh
@@ -4,4 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output just the names of each player in `scores-table.txt`.
 # Your output should contain 6 lines, each with just one word on it.
-awk '{print qqqq' scores-table.txt # deliberately break this implementation
+awk '{print qqqqa' scores-table.txt # deliberately break this implementation

From 377fc234e0453afdaefc77f096a0377e72f5c55c Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 12:16:25 +0000
Subject: [PATCH 09/14] update action permissions

---
 .github/workflows/test-sdc-tasks.yml    | 2 +-
 individual-shell-tools/awk/script-01.sh | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/test-sdc-tasks.yml b/.github/workflows/test-sdc-tasks.yml
index 388a4a534..7d7cc1e86 100644
--- a/.github/workflows/test-sdc-tasks.yml
+++ b/.github/workflows/test-sdc-tasks.yml
@@ -20,7 +20,7 @@ jobs:
     name: Test SDC Tasks
     runs-on: ubuntu-slim
     permissions:
-      pull-requests: read
+      pull-requests: write
 
     steps:
       - name: checkout pushed PR
diff --git a/individual-shell-tools/awk/script-01.sh b/individual-shell-tools/awk/script-01.sh
index 2f2dd36b7..515c8b34d 100755
--- a/individual-shell-tools/awk/script-01.sh
+++ b/individual-shell-tools/awk/script-01.sh
@@ -4,4 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output just the names of each player in `scores-table.txt`.
 # Your output should contain 6 lines, each with just one word on it.
-awk '{print qqqqa' scores-table.txt # deliberately break this implementation
+awk '{print qqqqaaaa' scores-table.txt # deliberately break this implementation

From cc111c988c6e5fd35c7694bafcc94db75a15c559 Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 12:31:08 +0000
Subject: [PATCH 10/14] labelling pr

---
 .github/workflows/test-sdc-tasks.yml    | 63 ++++++++++++++++---------
 individual-shell-tools/awk/script-01.sh |  2 +-
 2 files changed, 43 insertions(+), 22 deletions(-)

diff --git a/.github/workflows/test-sdc-tasks.yml b/.github/workflows/test-sdc-tasks.yml
index 7d7cc1e86..f05e98353 100644
--- a/.github/workflows/test-sdc-tasks.yml
+++ b/.github/workflows/test-sdc-tasks.yml
@@ -1,18 +1,23 @@
 name: Test SDC Tasks
 
 on:
-  push:
+  # push:
+  #   paths:
+  #     - 'individual-shell-tools/**.sh'
+  #     - 'shell-pipelines/**.sh'
+  #     - 'jq/*.sh'
+  pull_request:
     paths:
       - 'individual-shell-tools/**.sh'
       - 'shell-pipelines/**.sh'
       - 'jq/*.sh'
-  pull_request_target:
-    types:
-      - labeled
-      - unlabeled
-      - opened
-      - edited
-      - reopened
+  # pull_request_target:
+  #   types:
+  #     - labeled
+  #     - unlabeled
+  #     - opened
+  #     - edited
+  #     - reopened
 
 jobs:
   test_sdc_tasks:
@@ -60,20 +65,36 @@ jobs:
           echo 'testoutput<<EOF' >> $GITHUB_OUTPUT
           cat testoutput.txt >> $GITHUB_OUTPUT
           echo EOF >> $GITHUB_OUTPUT
-      - uses: actions/github-script@v7
-        id: get_pr_data
-        with:
-          script: |
-              return (
-                await github.rest.repos.listPullRequestsAssociatedWithCommit({
-                  commit_sha: context.sha,
-                  owner: context.repo.owner,
-                  repo: context.repo.repo,
-                })
-              ).data[0];
+      # - uses: actions/github-script@v7
+      #   id: get_pr_data
+      #   with: # this isn't going to work with a fork pr
+      #     script: |
+      #         return (
+      #           await github.rest.repos.listPullRequestsAssociatedWithCommit({
+      #             commit_sha: context.sha,
+      #             owner: context.repo.owner,
+      #             repo: context.repo.repo,
+      #           })
+      #         ).data[0];
       - name: make output comment
         uses: peter-evans/create-or-update-comment@v5.0.0
         with:
-          issue-number: ${{ fromJson(steps.get_pr_data.outputs.result).number }} # ${{ github.event.number }}
+          issue-number: ${{ github.event.number }} # ${{ fromJson(steps.get_pr_data.outputs.result).number }}
           body: ${{ steps.read-test-output.outputs.testoutput }}
-
+      - uses: actions/github-script@v7
+        id: update-labels
+        if: contains(steps.read-test-output.outputs.testoutput, 'complete!')
+        with:
+          script: |
+            await github.rest.issues.addLabels({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: ${{ github.event.number }},
+                labels: ["Complete"]
+            });
+            await github.rest.issues.removeLabel({
+                owner: context.repo.owner,
+                repo: context.repo.repo,
+                issue_number: ${{ github.event.number }},
+                name: "Needs Review"
+            });
diff --git a/individual-shell-tools/awk/script-01.sh b/individual-shell-tools/awk/script-01.sh
index 515c8b34d..1dc4069b2 100755
--- a/individual-shell-tools/awk/script-01.sh
+++ b/individual-shell-tools/awk/script-01.sh
@@ -4,4 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output just the names of each player in `scores-table.txt`.
 # Your output should contain 6 lines, each with just one word on it.
-awk '{print qqqqaaaa' scores-table.txt # deliberately break this implementation
+awk '{print $1}' scores-table.txt # deliberately break this implementation

From bf0b1e329cf5a7efc93a622975ee67091ab3e9ff Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 12:35:42 +0000
Subject: [PATCH 11/14] fix triggers

---
 .github/workflows/test-sdc-tasks.yml    | 22 +++++++---------------
 individual-shell-tools/awk/script-01.sh |  2 +-
 2 files changed, 8 insertions(+), 16 deletions(-)

diff --git a/.github/workflows/test-sdc-tasks.yml b/.github/workflows/test-sdc-tasks.yml
index f05e98353..05bfa43aa 100644
--- a/.github/workflows/test-sdc-tasks.yml
+++ b/.github/workflows/test-sdc-tasks.yml
@@ -6,18 +6,17 @@ on:
   #     - 'individual-shell-tools/**.sh'
   #     - 'shell-pipelines/**.sh'
   #     - 'jq/*.sh'
-  pull_request:
+  pull_request_target:
     paths:
       - 'individual-shell-tools/**.sh'
       - 'shell-pipelines/**.sh'
       - 'jq/*.sh'
-  # pull_request_target:
-  #   types:
-  #     - labeled
-  #     - unlabeled
-  #     - opened
-  #     - edited
-  #     - reopened
+    types:
+      - labeled
+      - unlabeled
+      - opened
+      - edited
+      - reopened
 
 jobs:
   test_sdc_tasks:
@@ -30,13 +29,6 @@ jobs:
     steps:
       - name: checkout pushed PR
         uses: actions/checkout@v5
-        # with:
-        #   fetch-depth: 2
-      # - name: checkout expected output
-      #   uses: actions/checkout@v5
-      #   with:
-      #     ref: origin/expected-solutions
-      #     path: expect
       - name: Get changed files
         id: changed-files
         uses: tj-actions/changed-files@v47.0.5
diff --git a/individual-shell-tools/awk/script-01.sh b/individual-shell-tools/awk/script-01.sh
index 1dc4069b2..90e2397d6 100755
--- a/individual-shell-tools/awk/script-01.sh
+++ b/individual-shell-tools/awk/script-01.sh
@@ -4,4 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output just the names of each player in `scores-table.txt`.
 # Your output should contain 6 lines, each with just one word on it.
-awk '{print $1}' scores-table.txt # deliberately break this implementation
+awk '{print $1}' scores-table.txt

From 6191edb597fa7e5623c6e308321a5e3a0fb2532d Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 13:25:45 +0000
Subject: [PATCH 12/14] try to get triggers working

---
 .github/workflows/test-sdc-tasks.yml    | 11 +++++++++++
 individual-shell-tools/awk/script-01.sh |  2 +-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/test-sdc-tasks.yml b/.github/workflows/test-sdc-tasks.yml
index 05bfa43aa..ccd5989bb 100644
--- a/.github/workflows/test-sdc-tasks.yml
+++ b/.github/workflows/test-sdc-tasks.yml
@@ -6,6 +6,17 @@ on:
   #     - 'individual-shell-tools/**.sh'
   #     - 'shell-pipelines/**.sh'
   #     - 'jq/*.sh'
+  pull_request:
+    paths:
+      - 'individual-shell-tools/**.sh'
+      - 'shell-pipelines/**.sh'
+      - 'jq/*.sh'
+    types:
+      - labeled
+      - unlabeled
+      - opened
+      - edited
+      - reopened
   pull_request_target:
     paths:
       - 'individual-shell-tools/**.sh'
diff --git a/individual-shell-tools/awk/script-01.sh b/individual-shell-tools/awk/script-01.sh
index 90e2397d6..190c4ad67 100755
--- a/individual-shell-tools/awk/script-01.sh
+++ b/individual-shell-tools/awk/script-01.sh
@@ -4,4 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output just the names of each player in `scores-table.txt`.
 # Your output should contain 6 lines, each with just one word on it.
-awk '{print $1}' scores-table.txt
+awk '{print $1}' scores-table.txt #

From c098dab49158b986c6f37a7f5d9a20bce4b678d2 Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 13:53:53 +0000
Subject: [PATCH 13/14] run on all PR label events

---
 .github/workflows/test-sdc-tasks.yml    | 31 +++++++++++++------------
 individual-shell-tools/awk/script-01.sh |  2 +-
 2 files changed, 17 insertions(+), 16 deletions(-)

diff --git a/.github/workflows/test-sdc-tasks.yml b/.github/workflows/test-sdc-tasks.yml
index ccd5989bb..61db601d7 100644
--- a/.github/workflows/test-sdc-tasks.yml
+++ b/.github/workflows/test-sdc-tasks.yml
@@ -6,22 +6,22 @@ on:
   #     - 'individual-shell-tools/**.sh'
   #     - 'shell-pipelines/**.sh'
   #     - 'jq/*.sh'
-  pull_request:
-    paths:
-      - 'individual-shell-tools/**.sh'
-      - 'shell-pipelines/**.sh'
-      - 'jq/*.sh'
-    types:
-      - labeled
-      - unlabeled
-      - opened
-      - edited
-      - reopened
+  # pull_request:
+  #   # paths: # i think its not working because paths are never updated if the type is updated
+  #   #   - 'individual-shell-tools/**.sh'
+  #   #   - 'shell-pipelines/**.sh'
+  #   #   - 'jq/*.sh'
+  #   types:
+  #     - labeled
+  #     - unlabeled
+  #     - opened
+  #     - edited
+  #     - reopened
   pull_request_target:
-    paths:
-      - 'individual-shell-tools/**.sh'
-      - 'shell-pipelines/**.sh'
-      - 'jq/*.sh'
+    # paths:
+    #   - 'individual-shell-tools/**.sh'
+    #   - 'shell-pipelines/**.sh'
+    #   - 'jq/*.sh'
     types:
       - labeled
       - unlabeled
@@ -63,6 +63,7 @@ jobs:
         run: ./test-sdc.sh shell-pipelines
         shell: bash
       - name: read test output
+        if: contains(steps.changed-files.outputs.all_changed_files, 'individual-shell-tools/awk/script-01.sh') || contains(steps.changed-files.outputs.all_changed_files, 'jq/script-01.sh') || contains(steps.changed-files.outputs.all_changed_files, 'shell-pipelines/ls-grep/script-01.sh')
         id: read-test-output
         run: |
           echo 'testoutput<<EOF' >> $GITHUB_OUTPUT
diff --git a/individual-shell-tools/awk/script-01.sh b/individual-shell-tools/awk/script-01.sh
index 190c4ad67..90e2397d6 100755
--- a/individual-shell-tools/awk/script-01.sh
+++ b/individual-shell-tools/awk/script-01.sh
@@ -4,4 +4,4 @@ set -euo pipefail
 
 # TODO: Write a command to output just the names of each player in `scores-table.txt`.
 # Your output should contain 6 lines, each with just one word on it.
-awk '{print $1}' scores-table.txt #
+awk '{print $1}' scores-table.txt

From 0e0cab727efbf21e27fd0e60ea5c32845a8dc53e Mon Sep 17 00:00:00 2001
From: l <l>
Date: Wed, 25 Mar 2026 13:54:13 +0000
Subject: [PATCH 14/14] run on all pr label events

---
 number-systems/README.md | 40 ++++++++++++++++++++--------------------
 test-sdc.sh              | 10 +++-------
 2 files changed, 23 insertions(+), 27 deletions(-)

diff --git a/number-systems/README.md b/number-systems/README.md
index 77a3bde94..da424df44 100644
--- a/number-systems/README.md
+++ b/number-systems/README.md
@@ -5,61 +5,61 @@ Do not convert any binary numbers to decimal when solving a question unless the
 The goal of these exercises is for you to gain an intuition for binary numbers. Using tools to solve the problems defeats the point.
 
 Convert the decimal number 14 to binary.
-Answer:
+Answer: 1110
 
 Convert the binary number 101101 to decimal:
-Answer:
+Answer: 45
 
 Which is larger: 1000 or 0111?
-Answer:
+Answer: 1000
 
 Which is larger: 00100 or 01011?
-Answer:
+Answer: 01011
 
 What is 10101 + 01010?
-Answer:
+Answer: 11111
 
 What is 10001 + 10001?
-Answer:
+Answer: 100010
 
 What's the largest number you can store with 4 bits, if you want to be able to represent the number 0?
-Answer:
+Answer: 15
 
 How many bits would you need in order to store the numbers between 0 and 255 inclusive?
-Answer:
+Answer: 8
 
 How many bits would you need in order to store the numbers between 0 and 3 inclusive?
-Answer:
+Answer: 2
 
 How many bits would you need in order to store the numbers between 0 and 1000 inclusive?
-Answer:
+Answer: 10, but you'd have 23 spare values, so you can actually store between 0 and 1023 with 10 bits.
 
 How can you test if a binary number is a power of two (e.g. 1, 2, 4, 8, 16, ...)?
-Answer:
+Answer: Test that it has exactly one 1.
 
 Convert the decimal number 14 to hex.
-Answer:
+Answer: E
 
 Convert the decimal number 386 to hex.
-Answer:
+Answer: 182
 
 Convert the hex number 386 to decimal.
-Answer:
+Answer: 902
 
 Convert the hex number B to decimal.
-Answer:
+Answer: 11
 
 If reading the byte 0x21 as a number, what decimal number would it mean?
-Answer:
+Answer: 33
 
 If reading the byte 0x21 as an ASCII character, what character would it mean?
-Answer:
+Answer: !
 
 If reading the byte 0x21 as a greyscale colour, as described in "Approaches for Representing Colors and Images", what colour would it mean?
-Answer:
+Answer: Dark grey
 
 If reading the bytes 0xAA00FF as an RGB colour, as described in "Approaches for Representing Colors and Images", what colour would it mean?
-Answer:
+Answer: Purple.
 
 If reading the bytes 0xAA00FF as a sequence of three one-byte decimal numbers, what decimal numbers would they be?
-Answer:
+Answer: 170, 0, 255
diff --git a/test-sdc.sh b/test-sdc.sh
index aa5d020e8..2d5341e83 100755
--- a/test-sdc.sh
+++ b/test-sdc.sh
@@ -24,6 +24,7 @@ if [[ "$1" == "individual-shell-tools" ]]; then
 				if [[ "$exercise" == *"stretch"* ]]; then
 					# echo "Stretch task $directory$exercise failing, you can ignore this if you did not attempt. If you didnt, please have the volunteer check this."
 					echo "" >> ../../testoutput.txt
+					total=$(($total-1))
 				else
 					echo "Failed $directory$exercise, please either attempt again or have the volunteer check this." >> ../../testoutput.txt
 				fi
@@ -34,7 +35,7 @@ if [[ "$1" == "individual-shell-tools" ]]; then
 	cd ..
 	rm test.tmp
 	echo "You passed $pass/$total tasks." >> testoutput.txt
-	if [ $pass -eq $total ]; then
+	if [ $pass -ge $total ]; then
 		echo "This task is complete!" >> testoutput.txt
 	fi
 	cat testoutput.txt
@@ -51,12 +52,7 @@ elif [[ "$1" == "shell-pipelines" ]]; then
 			if [ $? -eq 0 ]; then
 				pass=$(($pass+1))
 			else
-				if [[ "$exercise" == *"stretch"* ]]; then
-					# echo "Stretch task $directory$exercise failing, you can ignore this if you did not attempt. If you didnt, please have the volunteer check this."
-					echo "" >> ../../testoutput.txt
-				else
-					echo "Failed $directory$exercise, please either attempt again or have the volunteer check this." >> ../../testoutput.txt
-				fi
+				echo "Failed $directory$exercise, please either attempt again or have the volunteer check this." >> ../../testoutput.txt
 			fi
 		done
 		cd ..