2020

• 2020-07-242020 Multi-University Training Contest 2 - 1005. New Equipments(网络流)
• 2020-05-10网络流
• 2020-04-16HDU - 5977 Garden of Eden(点分治)
• 2020-04-09二分图匹配
• 2020-01-10Codeforces Round 606 (Div. 2) - E. Two Fairs(割点+dfs)

2019

• 2019-11-02Codeforces Round 597 (Div. 2) - D.Shichikuji and Power Grid(最小生成树)