摘要： KK's Point Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 357 Accepted Submission(s): 124 Proble 阅读全文

摘要： KK's Steel Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 197 Accepted Submission(s): 90 Problem 阅读全文

摘要： C. K-special Tables time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output People do many crazy 阅读全文

摘要： B. War of the Corporations time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A long time ag 阅读全文

摘要： A. Guest From the Past time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Kolya Gerasimov lo 阅读全文

摘要： 算法训练 未名湖边的烦恼 时间限制：1.0s 内存限制：256.0MB 问题描述 每年冬天，北大未名湖上都是滑冰的好地方。北大体育组准备了许多冰鞋，可是人太多了，每天下午收工后，常常一双冰鞋都不剩。 每天早上，租鞋窗口都会排起长龙，假设有还鞋的m个，有需要租鞋的n个。现在的问题是，这些人有多少种排法 阅读全文

摘要： B. Wet Shark and Bishops time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Today, Wet Shar 阅读全文

摘要： A. Wet Shark and Odd and Even time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Today, Wet 阅读全文

摘要： Jam's balance Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others)Total Submission(s): 370 Accepted Submission(s): 173 Pro 阅读全文

摘要： C. Pearls in a Row time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output There are n pearls in 阅读全文