Codeforces Round #368 (Div. 2)
2016-08-23 11:02
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A.Brain's Photos
有一个n*m的字符矩阵表示一张图片,每个字符表示一个像素,可能包含'C', 'M', 'Y', 'W', 'G' or 'B'这些字符,每个字符都代表一种颜色,问这张图片是是彩色的还是黑白(只包含黑'B'白'W')的;
水题,但是不明白为什么那么多人被hack了;
View Code
有一个n*m的字符矩阵表示一张图片,每个字符表示一个像素,可能包含'C', 'M', 'Y', 'W', 'G' or 'B'这些字符,每个字符都代表一种颜色,问这张图片是是彩色的还是黑白(只包含黑'B'白'W')的;
水题,但是不明白为什么那么多人被hack了;
View Code
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