摘要： Antenna Placement Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 9586 Accepted: 4736 Description The Global Aerial Research Centre has bee 阅读全文

摘要： 匆匆忙忙的6月就这样过了。前期颓废等死，该打;中期忙于期末预习，结果还不错成绩还算很满意;最后一个星期开始了暑假集训，每天都有所得还不错。接下来7月在校集训，希望每天有收获，多校别被虐太惨。7月加油！ 阅读全文

摘要： Rain on your Parade Problem Description You’re giving a party in the garden of your villa by the sea. The party is a huge success, and everyone is her 阅读全文

摘要： Oil Skimming Problem Description Thanks to a certain "green" resources company, there is a new profitable industry of oil skimming. There are large sl 阅读全文

摘要： Swap Problem Description Given an N*N matrix with each entry equal to 0 or 1. You can swap any two rows or any two columns. Can you find a way to make 阅读全文

摘要： 棋盘游戏 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 4808 Accepted Submission(s): 2848 Problem D 阅读全文

摘要： Courses Problem Description Consider a group of N students and P courses. Each student visits zero, one or more than one courses. Your task is to dete 阅读全文

摘要： The Accomodation of Students Time Limit: 5000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 6424 Accepted Submi 阅读全文

摘要： Gopher II Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 9005 Accepted: 3724 Description The gopher family, having averted the canine thre 阅读全文

摘要： Sumsets Time Limit: 2000MS Memory Limit: 200000K Total Submissions: 19024 Accepted: 7431 Description Farmer John commanded his cows to search for diff 阅读全文