uploading q4 script

q4/q4.sh

+#!/bin/sh
+# wc generated_output.txt |awk '{print $2}'
+
+
+mismatch=$(diff generated_output.txt actual_output.txt | grep "c" | wc -l)
+total=$(wc actual_output.txt |awk '{print $2}')
+score=$(echo $total-$mismatch | bc)
+echo "Secured $score marks out of $total"