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Open on Codeforces · 470 unique accepted
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Quality: 4,622 global accepts · Tags: data structures, implementation, math, two pointers · first AC: Dec 16, 2023 · C++17 (GCC 7-32) (first AC)
Tags: brute force, data structures, dp · first AC: Oct 28, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 11,990 global accepts · Tags: dp, string suffix structures, strings, two pointers · first AC: Sep 24, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 1,663 global accepts · Tags: constructive algorithms, greedy · first AC: Mar 8, 2026 · last AC: Mar 9, 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 · last AC: Jan 8, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,853 global accepts · Tags: dp, math, number theory · first AC: Jan 8, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,272 global accepts · Tags: binary search, divide and conquer, greedy, implementation, math, number theory · first AC: Nov 14, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,309 global accepts · Tags: brute force, data structures, dp, dsu, greedy, implementation, two pointers · first AC: Oct 12, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,436 global accepts · Tags: constructive algorithms, interactive, math · first AC: Aug 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,737 global accepts · Tags: constructive algorithms, data structures, dfs and similar, dsu, greedy, trees · first AC: Aug 11, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,826 global accepts · Tags: constructive algorithms, greedy, math · first AC: Jul 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,788 global accepts · Tags: divide and conquer, interactive · first AC: Dec 20, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 3,383 global accepts · Tags: data structures, dp, graphs · first AC: Sep 14, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 4,179 global accepts · Tags: constructive algorithms, divide and conquer, geometry, greedy, sortings · first AC: Aug 23, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 5,071 global accepts · Tags: brute force, games, math, number theory · first AC: Aug 16, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 10,271 global accepts · Tags: data structures, dfs and similar, dsu, graphs, trees · first AC: Mar 6, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 7,748 global accepts · Tags: data structures, dfs and similar, dsu, graphs · first AC: Feb 21, 2024 · last AC: Feb 21, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 6,888 global accepts · Tags: bitmasks, brute force, dp, meet-in-the-middle · first AC: Feb 9, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 4,144 global accepts · Tags: data structures, divide and conquer, dp, trees · first AC: Dec 20, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 1,756 global accepts · Tags: binary search, brute force, interactive · first AC: Mar 20, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,459 global accepts · Tags: binary search, data structures, graph matchings, greedy, implementation, math, trees · first AC: Mar 20, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,111 global accepts · Tags: dfs and similar, dp, games, shortest paths, trees · first AC: Mar 8, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,177 global accepts · Tags: dp, matrices · first AC: Jan 22, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,824 global accepts · Tags: combinatorics, math, trees · first AC: Dec 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,108 global accepts · Tags: bitmasks, combinatorics, dp · first AC: Nov 10, 2025 · C++20 (GCC 13-64) (first AC)