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Open on Codeforces · 2,007 unique accepted
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Quality: 13,072 global accepts · Tags: dfs and similar, dp, graphs, trees · first AC: Mar 12, 2020 · C++17 (GCC 7-32) (first AC)
Quality: 10,900 global accepts · Tags: binary search, data structures, dp, dsu · first AC: Feb 27, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 14,861 global accepts · Tags: combinatorics, data structures, dp, two pointers · first AC: Feb 24, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 18,071 global accepts · Tags: constructive algorithms, data structures, dp, greedy, sortings, strings · first AC: Feb 24, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,182 global accepts · Tags: dp, games, implementation, strings · first AC: Jan 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 4,256 global accepts · Tags: data structures, dp, greedy, math · first AC: Dec 19, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,642 global accepts · Tags: bitmasks, brute force, dp, greedy, math · first AC: Dec 5, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,573 global accepts · Tags: binary search, brute force, data structures, dp, dsu, greedy, implementation, sortings · first AC: Nov 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,862 global accepts · Tags: binary search, bitmasks, constructive algorithms, interactive · first AC: Jul 31, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 6,545 global accepts · Tags: binary search, data structures, dp, greedy, math · first AC: Jul 27, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 6,023 global accepts · Tags: brute force, dp · first AC: Dec 20, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 5,847 global accepts · Tags: brute force, constructive algorithms, dfs and similar, greedy, number theory, trees, two pointers · first AC: Dec 8, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 5,384 global accepts · Tags: dfs and similar, dp, trees · first AC: Dec 5, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 5,239 global accepts · Tags: data structures, implementation, sortings, two pointers · first AC: Dec 2, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 2,958 global accepts · Tags: constructive algorithms, implementation, interactive · first AC: Nov 19, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 5,266 global accepts · Tags: bitmasks, dp, number theory, two pointers · first AC: Nov 2, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 4,778 global accepts · Tags: combinatorics, dp, math, probabilities · first AC: Aug 7, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 5,709 global accepts · Tags: data structures, greedy, math, sortings · first AC: Aug 2, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 5,608 global accepts · Tags: bitmasks, brute force, constructive algorithms, greedy, implementation · first AC: Aug 1, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 7,102 global accepts · Tags: brute force, data structures, dp, greedy, math, sortings, two pointers · first AC: Jun 27, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,927 global accepts · Tags: dfs and similar, trees · first AC: May 4, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 5,298 global accepts · Tags: binary search, data structures, dp, hashing, string suffix structures, strings · first AC: May 2, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 5,898 global accepts · Tags: brute force, dfs and similar, dp, implementation, math, number theory · first AC: Apr 8, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 5,391 global accepts · Tags: data structures, dfs and similar, dsu, graphs, greedy, implementation, sortings, trees · first AC: Feb 6, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 5,618 global accepts · Tags: data structures, strings, trees · first AC: Dec 3, 2023 · last AC: Dec 3, 2023 · C++20 (GCC 11-64) (first AC)