Question: Which line has the mistake? #!/bin/bash 2 if [ $filename == quit] then exit cat $filename | while read -r line do if grep
Which line has the mistake? #!/bin/bash 2 if [ $filename == "quit"] then exit cat $filename | while read -r line do if grep -q '^B' < < < $line then echo "$line" -fi 123456789 4 10 11 12 01 O 5 07 O 12 done -fi
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