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Name
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Type
Points
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7530 Lakes in Berland dfs and similar dsu graphs greedy implementation Statement D Codeforces Round 375 (Div. 2) {723} PROGRAMMING 1600
1756 st-Spanning Tree dsu graphs greedy implementation Statement F Codeforces Round 375 (Div. 2) {723} PROGRAMMING Codeforces Round #375 (Div.2) Editorial 2200
3037 Unstable String Sort data structures dfs and similar dsu graphs greedy implementation strings Statement F Codeforces Round 582 (Div. 3) {1213} PROGRAMMING Codeforces Round #582 (Div. 3) Editorial 2400
21107 Solve The Maze constructive algorithms dfs and similar dsu graphs greedy implementation shortest paths Statement D Codeforces Round 648 (Div. 2) {1365} PROGRAMMING 1500.0 Editorial — Codeforces Round #648 1700
8465 Social Network dsu graphs greedy implementation trees Statement D Deltix Round, Autumn 2021 (open for everyone, rated, Div. 1 + Div. 2) {1609} PROGRAMMING 2000.0 Deltix Round, Autumn 2021. Editorial 1600
1943 Digital Village (Easy Version) brute force data structures dp dsu graphs greedy implementation math shortest paths trees Statement E1 Codeforces Round 977 (Div. 2, based on COMPFEST 16 - Final Round) {2021} PROGRAMMING 1750.0 Codeforces Round #977 (Div. 2, based on COMPFEST 16 — Final Round) Editorial
16337 Disappearing Permutation dfs and similar dsu graphs greedy implementation Statement C Educational Codeforces Round 177 (Rated for Div. 2) {2086} PROGRAMMING Educational Codeforces Round 177 Editorial
14990 Neo's Escape data structures dsu graphs greedy implementation Statement C Codeforces Round 1022 (Div. 2) {2108} PROGRAMMING 1500.0 Codeforces Round 1022 Editorial