f-mu:
博客地址：https://www.cnblogs.com/f-mu/
CCF 202012-5星际旅行（20~100分） CodeForces 1187E Tree Painting Codeforces 1221D - Make The Fence Great Again(DP) Poor God Water（ACM-ICPC 2018 焦作赛区网络预赛 矩阵快速幂） CodeForces 1324F Maximum White Subtree CodeForces 1311E Construct the Binary Tree Codeforces 1257E - The Contest Codeforces 1257D - Yet Another Monster Killing Problem
CCF 202012-5星际旅行（20~100分）
CodeForces 1187E Tree Painting
Codeforces 1221D - Make The Fence Great Again(DP)
Poor God Water（ACM-ICPC 2018 焦作赛区网络预赛 矩阵快速幂）
CodeForces 1324F Maximum White Subtree
CodeForces 1311E Construct the Binary Tree
Codeforces 1257E - The Contest
Codeforces 1257D - Yet Another Monster Killing Problem