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As Easy As A+BTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 26298Accepted Submission(s): 11177 Problem DescriptionThese days, I am thinking about a question, how can I get a problem as easy as A+B? It is fairly difficulty to do such a thing. Of 阅读全文
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Robot MotionTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 4452Accepted Submission(s): 2057 Problem DescriptionA robot has been programmed to follow the instructions in its path. Instructions for the next direction the robot is to move are laid d 阅读全文
摘要：
Problem 2091 播放器Accept: 155Submit: 571 Time Limit: 1000 mSecMemory Limit : 32768 KBProblem Descriptionshadow喜欢听音乐，于是v11自己写了个播放器送给了shadow，这个播放器有一个播放列表，一个“下一首”按钮，一个“上一首”按钮，还有一个播放记录。一开始播放器会播放播放列表中的第一首歌，当按下“下一首”按钮时，它会播放当前歌曲在播放列表中的下一首歌，若当前歌曲就是播放列表中的最后一首歌时，它仍会播放播放列表中的最后一首歌；当按下“上一首”按钮时，它会清除播放记录中的最后一首歌，并播放. 阅读全文