chen_安仔

Arctic Network Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 10091   Accepted: 3342 Description The Department of National Defence (DND) wishes to connect

Subsequence Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 8695   Accepted: 3441 Description A sequence of N positive integers (10 < N < 100 000), each of t

初期: 一.基本算法:      (1)枚举. (poj1753,poj2965)      (2)贪心(poj1328,poj2109,poj2586)      (3)递归和分治法.      (4)递推.      (5)构造法.(poj3295)      (6)模拟法.(poj1068,poj2632,poj1573,poj2993,poj2996) 二.图算法:   

Pick-up sticks Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 9884   Accepted: 3668 Description Stan has n sticks of various length. He throws them one at a

取石子游戏 Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 34817   Accepted: 11667 Description 有两堆石子，数量任意，可以不同。游戏开始由两个人轮流取石子。游戏规定，每次有两种不同的取法，一是可以在任意的一堆中取走任意多的石子；二

Counterfeit Dollar Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 40006   Accepted: 12747 Description Sally Jones has a dozen Voyageur silver dollars. Howev

Joseph Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 48332   Accepted: 18244 Description The Joseph's problem is notoriously known. For those who are not f

Orders Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 9494   Accepted: 5796 Description The stores manager has sorted all kinds of goods in an alphabetical

Exponentiation Time Limit: 500MS   Memory Limit: 10000K Total Submissions: 137198   Accepted: 33557 Description Problems involving the computation of exact values of very

Parencodings Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 19983   Accepted: 12059 Description Let S = s1 s2...s2n be a well-formed string of parentheses.

Transmitters Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 4597   Accepted: 2460 Description In a wireless network with multiple transmitters sending on th

TOYS Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 10641   Accepted: 5116 Description Calculate the number of toys that land in each bin of a partitioned t

I Think I Need a Houseboat Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 86790   Accepted: 37637 Description Fred Mapper is considering purchasing some lan

Biorhythms Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 112941   Accepted: 35343 Description Some people believe that there are three cycles in a person's

Tree Recovery Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 11443   Accepted: 7182 Description Little Valentine liked playing with binary trees very much.

Human Gene Functions Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 16979   Accepted: 9438 Description It is well known that a human gene can be considered

487-3279 Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 242045   Accepted: 42924 Description Businesses like to have memorable telephone numbers. One way to

Hangover Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 101308   Accepted: 49252 Description How far can you make a stack of cards overhang a table? If you

THE DRUNK JAILER Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 23392   Accepted: 14734 Description A certain prison contains a long hall of n cells, each r

Financial Management Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 132156   Accepted: 57049 Description Larry graduated this year and finally has a job. He

DNA Sorting Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 82585   Accepted: 33245 Description One measure of ``unsortedness'' in a sequence is the number o

To the Max Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 41100   Accepted: 21795 Description Given a two-dimensional array of positive and negative integer