Consider the script
let i=2
while (( i <= ($l - 1) )); do
if (( ($l % i ) == 0 )); then
print $i $l $?
break;
fi
let i=i+1
done

What is the program all about and what are the possible outputs?

  1. checks prime number; returns one when not prime and zero when prime

  2. checks prime number; returns none when not prime and zero when prime

  3. checks prime number; returns zero when not prime and one when prime

  4. checks prime number; returns zero when not prime and none when prime


Correct Option: D

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