yming0221

摘要： 该题的大体意思是，有几个广播站，相邻的广播站不同用相同的颜色实际就是着色问题，这里着色的是边的着色Channel AllocationTime Limit:1000MSMemory Limit:10000KTotal Submissions:7070Accepted:3606DescriptionWhen a radio station is broadcasting over a very large area, repeaters are used to retransmit the signal so that every receiver has a strong signal. Ho 阅读全文

摘要： Backward Digit SumsTime Limit:1000MSMemory Limit:65536KDescriptionFJ and his cows enjoy playing a mental game. They write down the numbers from 1 to N (1 <= N <= 10) in a certain order and then sum adjacent numbers to produce a new list with one fewer number. They repeat this until only a sing 阅读全文