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Problem3053--【Div4】平面思维练习 - Upscaling(单用例)
3053: 【Div4】平面思维练习 - Upscaling(单用例)
[Creator :
]
Time Limit :
1.000
sec
Memory Limit :
128 MB
Submit
Solved: 8
Submit Num: 11
Statistics
Description
给定一个整数n,请输出2n * 2n的棋盘,棋盘由2*2的'#'和'.'组成的方格交替出现,左上角是'#'(具体请见下面的图示)
约定,1<=n<=20
Sample Input
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4
Sample Output
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##..##.. ##..##.. ..##..## ..##..## ##..##.. ##..##.. ..##..## ..##..##
Source/Category
Div4
循环嵌套
二维数组