Cross checked to correct commands

Author: mirabellemorah

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

@@ -5,4 +5,4 @@ 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 -e "Hello" dialogue.txt
+grep -v -i "Hello" dialogue.txt

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

@@ -6,4 +6,4 @@ set -euo pipefail
 # The output should contain 11 lines.
 # The first line of the output should be: "ThIs Is a sample fIle for experImentIng wIth sed.".
 
-sed 's/i/I/g' input.txt
+sed 's/i/I/g' input.txt

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

@@ -7,4 +7,4 @@ set -euo pipefail
 # So line 6 which currently reads "37 Alisha" should instead read "Alisha 37".
 # The output should contain 11 lines.
 
-sed -E 's/^([0-9]+) (.*)$/\2 \1/' input.txt
+sed -e 's/^([0-9]+) (.*)$/\2 \1/' input.txt