2016年3月31日
codeforces 385 c
摘要： Description Recently, the bear started studying data structures and faced the following problem. You are given a sequence of integers x1, x2, ..., xn  阅读全文
posted @ 2016-03-31 21:23 超级学渣渣 阅读(241) 评论(0) 推荐(0) 编辑