随笔分类 - 思维题
摘要：Andrewid the Android is a galaxy-famous detective. He is now investigating the case of vandalism at the exhibition of contemporary art...
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摘要：Edward, the headmaster of the Marjar University, is very busy every day and always forgets the date.There was one day Edward suddenly ...
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摘要：The name of one small but proud corporation consists of n lowercase English letters. The Corporation has decided to try rebranding — a...
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摘要：Given a m-by-n (0,1)-matrix, of all its submatrices of all 1’s which is the largest? By largest we mean that the submatrix has the mos...
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摘要：链接：https://ac.nowcoder.com/acm/contest/551/D来源：牛客网 时间限制：C/C++ 1秒，其他语言2秒空间限制：C/C++ 524288K，其他语言1048576K64bit IO Format: %lld题目描述CSL 以前不...
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摘要：Find an n × n matrix with different numbers from 1 to n2, so the sum in each row, column and both main diagonals are odd.InputThe only...
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摘要：The city of Fishtopia can be imagined as a grid of 44 rows and an odd number of columns. It has two main villages; the first is locate...
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摘要：Arkady plays Gardenscapes a lot. Arkady wants to build two new fountains. There are n available fountains, for each fountain its beaut...
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摘要：Sasha likes programming. Once, during a very long contest, Sasha decided that he was a bit tired and needed to relax. So he did. But s...
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摘要：Can the greatest common divisor and bitwise operations have anything in common? It is time to answer this question.Suppose you are giv...
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摘要：Olesya loves numbers consisting of n digits, and Rodion only likes numbers that are divisible by t. Find some number that satisfies bo...
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摘要：链接：https://ac.nowcoder.com/acm/contest/332/I来源：牛客网 题目描述bleaves 最近在 wzoi 上面做题。wzoi 的题目有两种，一种是 noip 题，一种是省选题。bleaves 的做题方式很特别。每一天，她可能会看一...
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摘要：标题：分糖果 有n个小朋友围坐成一圈。老师给每个小朋友随机发偶数个糖果，然后进行下面的游戏： 每个小朋友都把自己的糖果分一半给左手边的孩子。 一轮分糖后，拥有奇数颗糖的孩子由老师补给1个糖果，从而变成偶数。 反复进行这个游戏，直到所有小朋友的糖...
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摘要：链接：https://ac.nowcoder.com/acm/contest/329/I来源：牛客网 时间限制：C/C++ 1秒，其他语言2秒空间限制：C/C++ 262144K，其他语言524288K64bit IO Format: %lld题目描述处女座放完了"高...
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摘要：Description 有一环形地铁，一共有nn站，编号1-n1−n。正向行驶地铁会按照1->2->3->⋯->n->1的方向行驶反向则按照1->n->⋯->3->2->1的方向行驶。给定相邻两站之间的地铁行驶时间（正向、反向时间相同），现在有mm组询问，每次询问从第...
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摘要：链接：https://ac.nowcoder.com/acm/contest/327/H来源：牛客网 题目描述处女座进行了一场c语言的考试，要求很简单，输出2000个正整数，并且满足以下条件：1. 任意两个数互质2. 任意两个数x,y，满足，其中为...
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摘要：You have a garland consisting of nn lamps. Each lamp is colored red, green or blue. The color of the ii-th lamp is sisi ('R', 'G' and ...
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摘要：Recently you have received two positive integer numbers xx and yy. You forgot them, but you remembered a shuffled list containing all ...
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摘要：You are given a 4x4 grid. You play a game — there is a sequence of tiles, each of them is either 2x1 or 1x2. Your task is to consequen...
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摘要：Two people are playing a game with a string ss, consisting of lowercase latin letters.On a player's turn, he should choose two consecu...
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