shell脚本写一个九九乘法表
#!/bin/bash
for ((a=1;a<=9;a++))
do
for ((b=1;b<=9;b++))
do
if [[ a -ge b ]];then
echo -e -n "$b * $a = $[a*b]\t"
fi
done
echo " "
done
#!/bin/bash
for ((a=1;a<=9;a++))
do
for ((b=1;b<=9;b++))
do
if [[ a -ge b ]];then
echo -e -n "$b * $a = $[a*b]\t"
fi
done
echo " "
done