A 记忆化,博弈dp C 签到,dfs思维 E 倒推,分块,multiset,图论 G 链表模拟 H 无聊构造 M 神仙栈模拟 A. Ban or Pick, Whats the Trick
Bobo has recently learned how to play Dota2. In Dota2 competitions, the mech…
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题目
找到一个数字K,和n,相乘&#…