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XieGang and FanXieGangTime Limit: 6000/3000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 467 Accepted Submission(s): 164 Problem Description As we know, ¡®/¡¯ in chinese is ¡°Xie Gang¡±, and ¡®\¡¯ is ¡°Fan Xie Gang¡±, we can use them to build a beautiful labyrinth, for example : here ¡®/¡¯ and ¡®\¡¯ in the labyrinth means walls, the wall which can¡¯t separate two rooms we call it ¡°inner wall¡±, for example, in he figure below, there are three ¡°inner wall¡±s. Input There are no more than 20000 cases. each case contains two integers n and m£¨n,m<=500£©, the width and the height of the labyrinth, The next m lines represent the labyrinth itself, and contain n characters each, all these characters will be "/" or "\". Output Output one integer represents the number of ¡°inner wall¡±. Sample Input
Sample Output
Author WhereIsHeroFrom Source | ||||||||||
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