yccdu - 博客园

2019年4月22日

摘要： Friends and Presents CodeForces - 483B You have two friends. You want to present each of them several positive integers. You want to present cnt1 numb 阅读全文

posted @ 2019-04-22 12:12 yccdu 阅读(127) 评论(0) 推荐(0)

codeforces645B

摘要： Mischievous Mess Makers CodeForces - 645B It is a balmy spring afternoon, and Farmer John's n cows are ruminating about link-cut cacti in their stalls 阅读全文

posted @ 2019-04-22 09:40 yccdu 阅读(154) 评论(0) 推荐(0)

codeforces479E

摘要： Riding in a Lift CodeForces - 479E Imagine that you are in a building that has exactly n floors. You can move between the floors in a lift. Let's numb 阅读全文

posted @ 2019-04-22 08:58 yccdu 阅读(340) 评论(0) 推荐(0)

codeforces660C

摘要： Hard Process CodeForces - 660C You are given an array a with n elements. Each element of a is either 0 or 1. Let's denote the length of the longest su 阅读全文

posted @ 2019-04-22 08:03 yccdu 阅读(314) 评论(0) 推荐(0)

codeforces444A

摘要： DZY Loves Physics CodeForces - 444A DZY loves Physics, and he enjoys calculating density. Almost everything has density, even a graph. We define the d 阅读全文

posted @ 2019-04-22 07:23 yccdu 阅读(438) 评论(0) 推荐(0)

2019年4月21日

codeforces721C

摘要： Journey CodeForces - 721C Recently Irina arrived to one of the most famous cities of Berland — the Berlatov city. There are n showplaces in the city, 阅读全文

posted @ 2019-04-21 21:05 yccdu 阅读(145) 评论(0) 推荐(0)

codeforces733C

摘要： Epidemic in Monstropolis CodeForces - 733C 有n条鱼排成一列，第i条鱼大小为ai,根据自然界的生存法则，相邻的两只鱼中，较大的鱼可以吃掉较小的鱼，如果两条鱼大小相等，则它们无法吃掉对方。当一条鱼i吃掉另一条鱼j后，它的体积会变成ai+aj，即获取小鱼的大小。阅读全文

posted @ 2019-04-21 19:51 yccdu 阅读(237) 评论(0) 推荐(0)

codeforces487A

摘要： Fight the Monster CodeForces - 487A A monster is attacking the Cyberland! Master Yang, a braver, is going to beat the monster. Yang and the monster ea 阅读全文

posted @ 2019-04-21 16:34 yccdu 阅读(201) 评论(0) 推荐(0)

luogu5316

摘要： P5316 恋恋的数学题题目背景恋恋是个可爱的女孩子，最近她沉迷了做数学题。题目描述现在恋恋正在处理的题目十分简单：现在有k \space (2\leq k\leq 4)k (2≤k≤4)个数，恋恋不知道它们分别是几，只知道它们两两最大公约数及最小公倍数。按照套路，恋恋非常想复原出那kk个阅读全文

posted @ 2019-04-21 15:29 yccdu 阅读(246) 评论(0) 推荐(0)

codeforces231C

摘要： To Add or Not to Add CodeForces - 231C A piece of paper contains an array of n integers a1, a2, ..., an. Your task is to find a number that occurs the 阅读全文

posted @ 2019-04-21 12:55 yccdu 阅读(214) 评论(0) 推荐(0)

gaojunonly1

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