创建脚本
# vim /root/caishuzi.sh
编写脚本
#/bin/bash
sj_num=$(echo `expr $RANDOM % 100`)
count=0
while :
do
read -p "请输入一个随机数:" num
let count++
echo "你输入的随机数是:$num"
if [ $num -gt ${
sj_num} ];then
echo "你猜大了"
elif [ $num -lt ${
sj_num} ];then
echo "你猜小了"
else
echo "恭喜你!你猜对了"
echo "你总共猜了$count次"
break
fi
done
运行脚本
# sh /root/caishuzi.sh