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摘要： Mario is world-famous plumber. His “burly” figure and amazing jumping ability reminded in our memory. Now the poor princess is in trouble again and Ma 阅读全文

摘要： You are given a tree with N nodes. The tree nodes are numbered from 1 to N. Each node has an integer weight. We will ask you to perform the following 阅读全文

摘要： Agent K is one of the greatest agents in a secret organization called Men in Black. Once he needs to finish a mission by traveling through time with t 阅读全文

摘要： Background If thou doest well, shalt thou not be accepted? and if thou doest not well, sin lieth at the door. And unto thee shall be his desire, and t 阅读全文

摘要： After 4 years' waiting, the game "Chinese Paladin 5" finally comes out. Tomato is a crazy fan, and luckily he got the first release. Now he is at home 阅读全文

摘要： When wake up, lxhgww find himself in a huge maze. The maze consisted by N rooms and tunnels connecting these rooms. Each pair of rooms is connected by 阅读全文

摘要： Description YYF is a couragous scout. Now he is on a dangerous mission which is to penetrate into the enemy's base. After overcoming a series difficul 阅读全文

摘要： There is a very simple and interesting one-person game. You have 3 dice, namely Die1, Die2 and Die3. Die1 has K1 faces. Die2 has K2 faces. Die3 has K3 阅读全文

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摘要： 题意就是给出n个数，在n个数上每次跳k个数，最多可以跳m次，你可以选择跳任意次，也可以都不跳，问你为了达到目标了快乐值至少在开始的需要多少快乐值。 题目可以转换成找出循环节，然后再循环节上疯狂试探我可以得到的最大快乐值，然后减一下。 刚开始想着找循环节，只找了一个，用栈存，然后发现可能会有多个循环节 阅读全文