「Edu Codeforces Round」#131 (Div.2)

「Codeforces Round」#804 (Div. 2)

CF359B Permutation 题解

CF1338B Edge Weight Assignment 题解

CF1416B Make Them Equal 题解

CF1542B Plus and Multiply 题解

CF482A Diverse Permutation 题解

CF1385E Directing Edges 题解

AT5759 ThREE 题解

CF1120D Power Tree 题解