Shell script delete all lines from file contains word mca, Programming Languages

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Delete all such lines from a file that contains the word “MCA”.

echo -e "Enter the pattern : \c"

read ptrn

cnt=0

for i in `ls -1`

if [ -f $i ]

then

l=`grep -E $ptrn $i|wc -l`

if [ $l -gt 0 ]

then

rm $i

echo "$i is deleted....."

done

Output

Enter the pattern : mca

temp.sh is deleted.....

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