2015年8月7日
HDU 5363 Key Set（快速幂取模）
摘要： Problem Descriptionsoda has a setSwithnintegers{1,2,…,n}. A set is called key set if the sum of integers in the set is an even number. He wants to kno... 阅读全文
posted @ 2015-08-07 15:30 HGF 阅读(191) 评论(0) 推荐(0)