摘要: 3956: Count Description Input Output Sample Input 3 2 0 2 1 2 1 1 1 3 Sample Output 0 3 HINT M,N<=3*10^5,Ai<=10^9 M,N<=3*10^5,Ai<=10^9 Source CH Round 阅读全文
posted @ 2016-11-14 15:39 lwq12138 阅读(388) 评论(0) 推荐(0) 编辑