2018-01-11日
题:根据给出的数列写脚本
10 31 53 77 105 141
请根据以上数列续写后面10个。
#!/bin/bash
Sum=10
echo -n $Sum
for i in {1..10}
do
Sum=$[Sum+20+2**$[i-1]]
echo -n " " $Sum
done
echo ""
2018-01-12日
题:列出菜单,选功能
#!/bin/bash
while true
do
clear
echo "-----------Cmd Meau----------"
echo "1:date 2:ls"
echo "3:who 4:pwd"
echo "5:quit"
read -p "please input " Num
case $Num in
1)
date;;
2)
ls ;;
3)
who;;
4)
pwd;;
5)
break;;
esac
sleep 5
done
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