#!/bin/bash
#第一题
read -p "请输入两个数,格式 num1 num2 : " n1 n2
num=$(($n1+n2))
echo "两数之和为:$num"
#!/bin/bash
#第二题
for ((i=1;i<=100;i++));do
echo "$i"
done
#/bin/sh
echo -n "enter two num:"
read NUM
echo $NUM
#bin/sh
COU=1
while [ $COU -lq 100 ]
do
COU=`expr $COU + 1`
echo $COU
done
试试