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2019 ICPC南昌邀请赛比赛 J Distance on the tree(树链剖分上建可持续化线段树)

DSM(Data Structure Master) once learned about tree when he was preparing for NOIP(National Olympiad in Informatics in Provinces) in Senior High School...

2019-04-22

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有什么想要联系我的（问题也好，交流也好），欢迎来call我QQ675502062

2019-04-21

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2019 ICPC南昌邀请赛比赛 K. MORE XOR （思维，规律？，前缀，异或）

Given a sequence of nn numbers a_1, a_2, \cdots, a_na1,a2,⋯,an and three functions. Define a function f(l,r)f(l,r) which returns \oplus a[x]⊕a[x] ...

2019-04-20

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2019 ICPC南昌邀请赛比赛 C.Angry FFF Party

In ACM labs, there are only few members who have girlfriends. And these people can make FFF Party angry easily. One day, FFF Party prepared a function...

2019-04-20

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2019 ICPC南昌邀请赛比赛 I. Max answer （单调栈+思维预处理）

Alice has a magic array. She suggests that the value of a interval is equal to the sum of the values in the interval, multiplied by the smallest value...

2019-04-20

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ZOJ - 4097 Rescue the Princess （边双联通缩点无向图+思维lca）

Rescue the Princess Princess Cjb is caught by Heltion again! Her k...

2019-04-20

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POJ - 3177 Redundant Paths （边双连通||无向图缩点）

In order to get from one of the F (1 <= F <= 5,000) grazing fields (which are numbered 1..F) to another field, Bessie and the rest of the herd a...

2019-04-15

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The 19th Zhejiang University Programming Contest C - Robot Cleaner I

Robot Cleaner I Time Limit: 1 Second Memory Limit: 65536 KB Tired of tidyin...

2019-04-14

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2050编程竞赛五题弱鸡做出题目总汇（1001，1002，1003，1004，1006）

先说一下有什么疑问的话直接下方留言就好~~弱鸡我一定尽力回复~ 开场白 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 1214...

2019-04-14

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UVA - 11992（线段树~~顺便吐槽为何我最近总遇到线段树。。。我做腻了）

Fast Matrix Operations There is a matrix containing at most 106 elements divided into r rows and c columns. Ea...

2019-04-08

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