2016年8月4日
HDU 5787 K-wolf Number 数位DP
摘要： K-wolf Number Problem Description Alice thinks an integer x is a K-wolf number, if every K adjacent digits in decimal representation of x is pairwised 阅读全文
posted @ 2016-08-04 18:57 meekyan 阅读(235) 评论(0) 推荐(0) 编辑