摘要:
Nearest Common Ancestors Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 21782 Accepted: 11412 Description A rooted tree is a well-known da 阅读全文
摘要:
How far away ? Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 8846 Accepted Submission(s): 3083 阅读全文