原创 HDU1695(容斥原理)

GCD Time Limit: 6000/3000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 6017    A

原创 2014鞍山現場賽 HDU5071(模擬)

Chat Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 262144/262144 K (Java/Others) Total Submission(s): 88   

原创 2014牡丹江區域賽D(概率DP)ZOJ3822

Domination Time Limit: 8 Seconds      Memory Limit: 131072 KB      Special Judge Edward is the headmaster of Marjar Un

原创 BestCoder Round #13 1003(單調性DP)HDU5064

Find Sequence Time Limit: 5000/3000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others) Total Submission(

原创 2014鞍山現場賽H題HDU5077(DFS減枝+打表)

NAND Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 262144/262144 K (Java/Others) Total Submission(s): 65   

原创 Codeforces Round #275 (Div. 1)D(樹形DP)

D. Random Function and Tree time limit per test 1 second memory limit per test 256 megabytes input standard inp

原创 Codeforces Round #291 (Div. 2)E(DP+矩陣)

E. Darth Vader and Tree time limit per test 2 seconds memory limit per test 256 megabytes input standard input

原创 Codeforces Round #276 (Div. 1)B(暴力)

B. Maximum Value time limit per test 1 second memory limit per test 256 megabytes input standard input output

原创 Codeforces Round #225 (Div. 1)C(dfs+線段樹)

C. Propagating tree time limit per test 2 seconds memory limit per test 256 megabytes input standard input ou

原创 Codeforces Round #245 (Div. 1)D(最近點對)

D. Tricky Function time limit per test 2 seconds memory limit per test 256 megabytes input standard input out

原创 Codeforces Round #248 (Div. 1)C(AC自動機+DP)

C. Tachibana Kanade's Tofu time limit per test 5 seconds memory limit per test 512 megabytes input standard inpu

原创 OnlineJudge判題平臺——後臺流程

判題分兩部分 1.其中judged爲服務進程,d即daemon。負責輪詢數據庫,提取判題隊列。當發現新任務時產生judge_client進程。 2.judge_client進程爲實際判題程序,負責準備運行環境、數據,運行並監控目標程

原创 Codeforces Round #157 (Div. 1)C(因數分解+二分+組合數)

C. Little Elephant and LCM time limit per test 4 seconds memory limit per test 256 megabytes input standard inp

原创 Codeforces Round #249 (Div. 2)E(構造)

E. Special Graph time limit per test 2 seconds memory limit per test 256 megabytes input standard input output

原创 2015長春網絡賽1003(hdu5439)推公式

Aggregated Counting Time Limit: 1500/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others) Total Submis