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Open on Codeforces · 1,172 unique accepted
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Quality: 4,045 global accepts · Tags: binary search, data structures, dsu, graphs, implementation, sortings, trees, two pointers · first AC: Aug 20, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 5,488 global accepts · Tags: combinatorics, divide and conquer, dsu, graphs, greedy, sortings, trees · first AC: Aug 19, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 4,539 global accepts · Tags: binary search, dp, dsu, greedy, trees, two pointers · first AC: May 15, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 3,601 global accepts · Tags: brute force, constructive algorithms, graphs, implementation, interactive, shortest paths, trees · first AC: Apr 21, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 4,395 global accepts · Tags: constructive algorithms, data structures, dfs and similar, dsu, flows, games, graph matchings, graphs, implementation · first AC: Dec 30, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 3,188 global accepts · Tags: constructive algorithms, dp · first AC: Oct 13, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 6,336 global accepts · Tags: data structures, dfs and similar, greedy, trees · first AC: Sep 1, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 5,889 global accepts · Tags: dfs and similar, graphs · first AC: Aug 11, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 8,601 global accepts · Tags: brute force, data structures, dsu, number theory · first AC: Aug 1, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 3,802 global accepts · Tags: binary search, constructive algorithms, interactive · first AC: Jan 27, 2022 · last AC: Jan 27, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 2,853 global accepts · Tags: dp, math, number theory · first AC: Jan 7, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,498 global accepts · Tags: combinatorics, constructive algorithms, data structures, dfs and similar, greedy, implementation, trees · first AC: Jan 7, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,320 global accepts · Tags: brute force, data structures, dp, dsu, greedy, implementation, two pointers · first AC: Oct 12, 2025 · last AC: Oct 13, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,659 global accepts · Tags: data structures, dp · first AC: Sep 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,441 global accepts · Tags: constructive algorithms, interactive, math · first AC: Aug 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,741 global accepts · Tags: constructive algorithms, data structures, dfs and similar, dsu, greedy, trees · first AC: Aug 7, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,983 global accepts · Tags: brute force, constructive algorithms, dfs and similar, dp, graphs, greedy, trees · first AC: May 31, 2025 · last AC: Jun 1, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,377 global accepts · Tags: data structures · first AC: Jan 16, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,346 global accepts · Tags: binary search, data structures, greedy, sortings, ternary search, two pointers · first AC: Dec 3, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 5,071 global accepts · Tags: brute force, games, math, number theory · first AC: Aug 27, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 4,095 global accepts · Tags: data structures, dp, graphs, greedy, shortest paths · first AC: Aug 11, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 3,251 global accepts · Tags: bitmasks, chinese remainder theorem, combinatorics, constructive algorithms, math, number theory · first AC: May 29, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 4,138 global accepts · Tags: bitmasks, constructive algorithms, greedy · first AC: Mar 2, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 3,051 global accepts · Tags: bitmasks, divide and conquer, dp, dsu, greedy, implementation, strings · first AC: Feb 22, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 2,793 global accepts · Tags: binary search, brute force, data structures, geometry, greedy, implementation, math · first AC: Feb 5, 2024 · C++17 (GCC 7-32) (first AC)