Problem3445--【Div3】gesp2506L4P1- 画布裁剪

3445: 【Div3】gesp2506L4P1- 画布裁剪

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Time Limit : 1.000 sec  Memory Limit : 128 MB

SubmitSolved: 1Submit Num: 2Statistics

Description




Sample Input Copy 

3 5
2 2 2 4
.....
.>_<.
.....

Sample Output Copy 

>_<

Source/Category

Div3 二维数组 
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