2016年2月23日
poj 2104 K-th Number 划分树，主席树讲解
摘要： K-th Number Input The first line of the input file contains n --- the size of the array, and m --- the number of questions to answer (1 <= n <= 100 00 阅读全文
posted @ 2016-02-23 20:48 hxer 阅读(284) 评论(0) 推荐(0) 编辑