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4627 Li Hua and Tree brute force data structures dfs and similar dp implementation trees Statement D Codeforces Round 864 (Div. 2) {1797} PROGRAMMING 1750.0 Codeforces Round 864 (Div. 2) Editorial
2632 Happy Life in University brute force data structures dfs and similar dp implementation trees Statement E Good Bye 2023 {1916} PROGRAMMING 2000.0
565 23 Rises Again brute force data structures dfs and similar dp flows graphs implementation probabilities trees Statement H Atto Round 1 (Codeforces Round 1041, Div. 1 + Div. 2) {2127} PROGRAMMING 4000.0 Atto Round 1 (Codeforces Round 1041, Div. 1 + Div. 2) Editorial