摘要：
Known NotationTime Limit: 2 Seconds Memory Limit: 65536 KBDo you know reverse Polish notation (RPN)? It is a known notation in the area of mathem... 阅读全文
摘要：
Information EntropyTime Limit: 2 Seconds Memory Limit: 65536 KB Special JudgeInformation Theory ... 阅读全文
摘要：
Information EntropyTime Limit: 2 Seconds Memory Limit: 65536 KB Special JudgeInformation Theory is one of the most popular courses in Marjar... 阅读全文
摘要：
Average ScoreTime Limit: 2 Seconds Memory Limit: 65536 KBBob is a freshman in Marjar University. He i... 阅读全文
摘要：
Average ScoreTime Limit: 2 Seconds Memory Limit: 65536 KBBob is a freshman in Marjar University. He is clever and diligent. However, he is not go... 阅读全文