Codeforces Round #174 (Div. 2) Cows and Sequence（线段树）
摘要：
C. Cows and Sequencetime limit per test3 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputBessie and the cows are playing with sequences and need your help. They start with a sequence, initially containing just the number 0, and perform n operations. Each operation is 阅读全文
posted @ 2013-03-26 19:35 铁树银花 阅读(320) 评论(0) 推荐(1) 编辑
