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Open on Codeforces · 896 unique accepted
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Quality: 1,069 global accepts · Tags: hashing, trees · first AC: Feb 11, 2022 · last AC: Feb 20, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 1,242 global accepts · Tags: binary search, constructive algorithms, data structures, dp, dsu · first AC: Feb 10, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 8,918 global accepts · Tags: data structures, dfs and similar, trees · first AC: Jan 25, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 1,490 global accepts · Tags: data structures, dfs and similar, dsu, graphs, greedy, sortings, trees · first AC: Jan 24, 2022 · C++14 (GCC 6-32) (first AC)
Tags: combinatorics, dp, games · first AC: Jan 23, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 2,031 global accepts · Tags: constructive algorithms, implementation, interactive, math · first AC: Jan 23, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 6,140 global accepts · Tags: bitmasks, combinatorics, dp · first AC: Jan 22, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 1,858 global accepts · Tags: dfs and similar, greedy, trees · first AC: Jan 20, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 1,733 global accepts · Tags: constructive algorithms, dfs and similar, dsu, graphs, implementation, sortings, trees · first AC: Dec 25, 2020 · last AC: Dec 25, 2020 · GNU C++11 (first AC)
Quality: 856 global accepts · Tags: brute force, dp, greedy, interactive, math, number theory, trees · first AC: Mar 28, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 404 global accepts · Tags: data structures, geometry · first AC: Mar 15, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 350 global accepts · Tags: binary search, games, trees · first AC: Mar 15, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 786 global accepts · Tags: data structures, greedy, implementation · first AC: Feb 24, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 951 global accepts · Tags: combinatorics, dsu, number theory, probabilities, trees · first AC: Jan 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,024 global accepts · Tags: combinatorics, math, probabilities · first AC: Dec 6, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 897 global accepts · Tags: graph matchings, greedy · first AC: Nov 18, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,436 global accepts · Tags: combinatorics, data structures, dp · first AC: Sep 15, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 991 global accepts · Tags: brute force, constructive algorithms, interactive, math · first AC: Sep 2, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,696 global accepts · Tags: constructive algorithms, dfs and similar, dp, greedy, trees · first AC: Aug 24, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,416 global accepts · Tags: brute force, combinatorics, dp, math, two pointers · first AC: Jul 24, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,092 global accepts · Tags: data structures, dfs and similar, dp, graphs, trees · first AC: Nov 3, 2023 · last AC: Nov 3, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 1,420 global accepts · Tags: bitmasks, combinatorics, dp, graphs, math, probabilities · first AC: Oct 24, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 1,075 global accepts · Tags: combinatorics, dp, math, probabilities · first AC: Oct 23, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 905 global accepts · Tags: binary search, graph matchings, greedy · first AC: Oct 22, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 1,049 global accepts · Tags: combinatorics, dfs and similar, dsu, graphs, two pointers · first AC: Oct 10, 2023 · last AC: Oct 10, 2023 · C++17 (GCC 9-64) (first AC)