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L-Problem L is the Only Lovely Problem

链接：https://ac.nowcoder.com/acm/contest/5668/L来源：牛客网题目描述： Dreamoon loves lovely things, like lovely girls, lovely bed sheets, lovely clothes...So he t...

2020-07-25

0 601

B-Classical String Problem

链接：https://ac.nowcoder.com/acm/contest/5668/B来源：牛客网题目描述: Given a string S consists of lower case letters. You're going to perform Q operations one by...

2020-07-25

0 675

A-Clam and Fish

链接：https://ac.nowcoder.com/acm/contest/5668/A来源：牛客网题目描述： There is a fishing game as following: The game contains nn stages, numbered from 11 to nn. ...

2020-07-24

0 626

F-Infinite String Comparision

链接：https://ac.nowcoder.com/acm/contest/5666/F来源：牛客网题目描述: For a string x, Bobo defines x∞=xxx…, which is x repeats for infinite times, resulting in a ...

2020-07-24

1 577

J-Easy Intergration

链接：https://ac.nowcoder.com/acm/contest/5666/J来源：牛客网题目描述: Given n,find the value of It can be proved that the value is a rational number .Print the r...

2020-07-22

1 684

B-Boundary

链接：https://ac.nowcoder.com/acm/contest/5667/B来源：牛客网题目描述: Given n points in 2D plane. Considering all circles that the origin point (0,0) is on their ...

2020-07-22

0 602

Fake Maxpooling

链接：https://ac.nowcoder.com/acm/contest/5667/F来源：牛客网题目描述: Given a matrix of size n×m and an integer k, where Ai,j=lcm(i,j), the least common multiple ...

2020-07-17

1 660

Duration

链接：https://ac.nowcoder.com/acm/contest/5667/D来源：牛客网题目描述: Given two moments on the same day in the form of HH:MM:SS, print the number of seconds betwe...

2020-07-17

0 540

Cover the Tree

链接：https://ac.nowcoder.com/acm/contest/5667/C来源：牛客网题目描述: Given an unrooted tree, you should choose the minimum number of chains that all edges in the...

2020-07-17

0 687

道路建设

链接：https://ac.nowcoder.com/acm/problem/15108 题目描述：随着如今社会的不断变化，交通问题也变得越来越重要，所以市长决定建设一些公路来方便各个城市之间的贸易和交易。虽然市长的想法很好，但是他也遇到了一般人也经常头疼的问题，那就是手头的经费有限……在规划过程...

2020-07-04

1 706