摘要：
Charm Bracelet Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 41106 Accepted: 17884 Description Bessie has gone to the mall's jewelry stor 阅读全文
摘要：
Jin Ge Jin Qu hao (If you smiled when you see the title, this problem is for you ^_^) For those who don’t know KTV, see: http://en.wikipedia.org/wiki/ 阅读全文
摘要：
Unidirectional TSP Problems that require minimum paths through some domain appear in many different areas of computer science. For example, one of the 阅读全文