if多条件分支判断学生的成绩
#! /bin/bash
read -p "请输入你的成绩 " cj
if [ $cj -ge 0 ] && [ $cj -le 59 ] ; then
echo "负分滚出"
elif [ $cj -ge 60 ] && [ $cj -le 70 ] ; then
echo "考的啥玩意,将吧及格"
elif [ $cj -ge 71 ] && [ $cj -le 90 ] ; then
echo "哎呦不错哦"
[ $cj -ge 91 ] && [ $cj -le 100 ] ; then
echo "老铁双击666"
else
echo "别在那撩欠"
fi
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胖并快乐着的死肥宅
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