HDU 4123 Bob’s Race(树形DP,rmq)
摘要:
Bob’s RaceTime Limit: 5000/2000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1994Accepted Submission(s): 619Problem DescriptionBob wants to hold a race to encourage people to do sports. He has got trouble in choosing the route. There are N houses and N - 1 roads in h 阅读全文
posted @ 2013-11-08 18:27 kuangbin 阅读(1470) 评论(0) 推荐(0) 编辑