code update for grep folder

Author: sheetalkharab

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

@@ -4,4 +4,5 @@ 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 -i 'Doctor' dialogue.txt | wc -l
+#grep -i 'Doctor' dialogue.txt | wc -l
+grep -i -c 'Doctor' dialogue.txt