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Problem D:Gone Fishing Time Limit:1000MS Memory Limit:65536K Total Submit:999 Accepted:366 Language: not limited Description John is going on a fishin

ProblemF:石子合并TimeLimit:1000MSMemoryLimit:65536KTotalSubmit:1180Accepted:386Language:notlimitedDescription在一个圆形操场的四周摆放着n堆石子。现要将石子有次序地合并成一堆。规定每次只能选相邻的2堆