📅  最后修改于: 2022-03-11 14:49:43.881000             🧑  作者: Mango
#!/bin/bash
echo -e "Enter Number : \c"
read n
for((i=2; i<=$n/2; i++))
do
ans=$(( n%i ))
if [ $ans -eq 0 ]
then
echo "$n is not a prime number."
exit 0
fi
done
echo "$n is a prime number."