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Bob is a strategy game programming specialist. In his new city building game the gaming environment is as follows: a city is built up by areas, in whi 阅读全文
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描述 你一定玩过八数码游戏，它实际上是在一个3*3的网格中进行的，1个空格和1~8这8个数字恰好不重不漏地分布在这3*3的网格中。例如：5 2 81 3 _4 6 7在游戏过程中，可以把空格与其上、下、左、右四个方向之一的数字交换（如果存在）。例如在上例中，空格可与左、上、下面的数字交换，分别变成： 阅读全文
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M × N Puzzle Description The Eight Puzzle, among other sliding-tile puzzles, is one of the famous problems in artificial intelligence. Along with ches 阅读全文
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Part of the content comes from the Internet.If there is any infringement, please let me know and I 'll delete it in time. 1 #include<bits/stdc++.h> 2 阅读全文