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Open on Codeforces · 1,374 unique accepted
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Quality: 147 global accepts · Tags: dfs and similar, math · first AC: Jul 25, 2021 · C++17 (GCC 9-64) (first AC)
Tags: dp · first AC: Jul 19, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 1,211 global accepts · Tags: data structures, trees · first AC: Feb 28, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 103 global accepts · Tags: math, number theory · first AC: Feb 23, 2020 · C++17 (GCC 7-32) (first AC)
Quality: 875 global accepts · Tags: data structures, dp, trees · first AC: Apr 6, 2019 · Java 8 (first AC)
Quality: 273 global accepts · Tags: binary search, implementation, math, number theory · first AC: Jan 5, 2019 · Java 8 (first AC)
Quality: 139 global accepts · Tags: bitmasks, brute force, dp, strings · first AC: Jan 4, 2019 · Java 8 (first AC)
Quality: 534 global accepts · Tags: constructive algorithms, greedy · first AC: Jan 4, 2019 · Java 8 (first AC)
Quality: 403 global accepts · Tags: combinatorics, dp, math · first AC: May 13, 2017 · Java 8 (first AC)
Quality: 215 global accepts · Tags: graph matchings · first AC: Nov 23, 2016 · GNU C++11 (first AC)
Quality: 251 global accepts · Tags: dfs and similar, dsu, graphs, trees · first AC: Feb 28, 2016 · Java 8 (first AC)
Quality: 91 global accepts · Tags: bitmasks, greedy · first AC: Oct 30, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 103 global accepts · Tags: flows, graph matchings, graphs · first AC: Jan 20, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 185 global accepts · Tags: data structures, greedy, math · first AC: Jan 4, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 155 global accepts · Tags: data structures, dp, greedy, trees · first AC: Oct 28, 2023 · last AC: Oct 28, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 140 global accepts · Tags: brute force, dp · first AC: Jul 29, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 196 global accepts · Tags: data structures, greedy · first AC: May 25, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 97 global accepts · Tags: binary search, data structures, geometry, sortings · first AC: Jan 22, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 425 global accepts · Tags: dfs and similar, dp, graphs · first AC: Dec 29, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 100 global accepts · Tags: data structures, dp · first AC: Jul 11, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 445 global accepts · Tags: data structures, dp · first AC: May 30, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 94 global accepts · Tags: binary search, games, geometry, ternary search · first AC: Oct 10, 2020 · C++17 (GCC 9-64) (first AC)
Quality: 408 global accepts · Tags: graphs · first AC: Apr 13, 2020 · C++17 (GCC 7-32) (first AC)
Quality: 159 global accepts · Tags: binary search, brute force, dfs and similar, divide and conquer, graphs, trees · first AC: Apr 26, 2026 · last AC: Apr 26, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 572 global accepts · Tags: data structures, divide and conquer, dsu, graphs, implementation · first AC: Apr 25, 2026 · C++23 (GCC 14-64, msys2) (first AC)