3262: 3-3 Fish 笑传之查查补 (Easy Version)
时间限制: 2 Sec 内存限制: 256 MB提交: 0 解决: 0
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题目描述
输入
输出
样例输入
Copy
4 6
global
3 ls cd echo
context
git
4 add addon commit push
context
/home/charles/
2 work personal
global
2 help exit
. l
git add
git addon
/home/charles/ p
/home/charles/ w
/home/frex/ x
样例输出 Copy
ls
add addon
EMPTY
personal
work
EMPTY
提示
来源/分类