Complete sed exercises

Author: Fatma Degirmenci

individual-shell-tools/sed/script-01.sh

@@ -3,5 +3,6 @@
 set -euo pipefail
 
 # TODO: Write a command to output input.txt with all occurrences of the letter `i` replaced with `I`.
+sed  's/i/I/g' input.txt
 # The output should contain 11 lines.
 # The first line of the output should be: "ThIs Is a sample fIle for experImentIng with sed.".

individual-shell-tools/sed/script-02.sh

@@ -3,5 +3,6 @@
 set -euo pipefail
 
 # TODO: Write a command to output input.txt with numbers removed.
+sed 's/[0-9]//g' input.txt
 # The output should contain 11 lines.
 # Line 6 of the output should be " Alisha".

individual-shell-tools/sed/script-03.sh

@@ -3,4 +3,5 @@
 set -euo pipefail
 
 # TODO: Write a command to output input.txt removing any line which contains a number.
+sed '/[0-9]/d' input.txt
 # The output should contain 6 lines.

individual-shell-tools/sed/script-04.sh

@@ -3,4 +3,5 @@
 set -euo pipefail
 
 # TODO: Write a command to output input.txt replacing every occurrence of the string "We'll" with "We will".
+sed "s/We'll/We will/g" input.txt
 # The output should contain 11 lines.

individual-shell-tools/sed/script-05.sh

@@ -3,6 +3,7 @@
 set -euo pipefail
 
 # TODO: Write a command to output input.txt with one change:
+sed 's/^\([0-9]\+\) \(.*\)/\2 \1/' input.txt
 # 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.

individual-shell-tools/sed/script-06.sh

@@ -3,6 +3,7 @@
 set -euo pipefail
 
 # TODO: Write a command to output input.txt with one fix:
+sed 's/,\([^ ]\)/, \1/g' input.txt
 # If a comma in input.txt is not followed by a space, add a space after.
 # If there is already a space after a comma, do not add an additional space.
 # The output should contain 11 lines.