摘要： The Suspects Time Limit: 1000MS Memory Limit: 20000K Total Submissions: 35206 Accepted: 17097 Description Severe acute respiratory syndrome (SARS), an 阅读全文

摘要： The merchant Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 4556 Accepted: 1576 Description There are N cities in a country, and there is 阅读全文

摘要： Nearest Common Ancestors Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 27316 Accepted: 14052 Description A rooted tree is a well-known da 阅读全文

摘要： Redundant Paths Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 13712 Accepted: 5821 Description In order to get from one of the F (1 <= F 阅读全文

摘要： Network Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 9434 Accepted: 3511 Description A network administrator manages a large network. Th 阅读全文

摘要： Tram Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 14630 Accepted: 5397 Description Tram network in Zagreb consists of a number of inters 阅读全文

摘要： Network of Schools Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 16803 Accepted: 6641 Description A number of schools are connected to a 阅读全文

摘要： Going from u to v or from v to u? Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 17089 Accepted: 4590 Description In order to make their s 阅读全文

摘要： Popular Cows Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 31815 Accepted: 12927 Description Every cow's dream is to become the most popu 阅读全文

摘要： Knight Moves Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 10542 Accepted Submission(s): 6211 阅读全文