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2017 ACM-ICPC 亚洲区（西安赛区）网络赛C. Sum

Define the function S(x)S(x) for xx is a positive integer. S(x)S(x) equals to the sum of all digit of the decimal expression of xx. Please find a posi...

2017-09-16

0 379

2017 ACM-ICPC 亚洲区（西安赛区）网络赛 B. Coin

Bob has a not even coin, every time he tosses the coin, the probability that the coin's front face up is \frac{q}{p}(\frac{q}{p} \le \frac{1}{2})pq(pq...

2017-09-16

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2017 ACM-ICPC 亚洲区（乌鲁木齐赛区）网络赛-A. Banana

Bananas are the favoured food of monkeys. In the forest, there is a Banana Company that provides bananas from different places. The company has two li...

2017-09-09

0 496

HDU 6184&& 2017广西邀请赛 Counting Stars(三元环计数)

CountingStars Time Limit: 4000/2000 MS(Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 309 Accepted Submission(s):82...

2017-09-06

0 420

POJ 3041-Asteroids（二分图最小顶点覆盖）

2017-09-06

0 374

HDU 1528&&ZOJ 2223 Card Game Cheater（二分图匹配）

Card Game Cheater________________________________________Time Limit: 10 Seconds Memory Limit: 32768 KB________________________________________ Ad...

图论二分图

2017-09-04

0 536

HDU 2119 Matrix(二分图最小顶点覆盖)

Matrix Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description Give you a matrix(only contains 0 ...

图论二分图

2017-09-04

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POJ 2195&&HDU 1533 Going Home(KM算法解决二分图最小权匹配)

Going HomeTime Limit: 10000/5000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 5777 Accepted Submission(s): 306...

2017-09-04

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Codeforces 125E MST Company (单度限制最小生成树)

E. MST Company time limit pertest 8 seconds memory limit pertest 256 megabytes input standardinput output standardoutput The MST(Meaningless Stat...

2017-09-04

0 502

HDU 2813 One fihgt one（KM算法解决最小权值匹配）

One fihgt one Lv Bu and his soldiers are facing a cruel war——Cao Cao had his best generals just miles away. There’s little time , but Lv...

2017-09-03

0 565