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Open on Codeforces · 224 unique accepted
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Quality: 1,786 global accepts · Tags: chinese remainder theorem, fft, math · first AC: Sep 29, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 3,558 global accepts · Tags: combinatorics, fft, math · first AC: Jun 27, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 7,751 global accepts · Tags: data structures, dsu, trees · first AC: Mar 28, 2022 · last AC: Mar 28, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 914 global accepts · Tags: combinatorics, divide and conquer, dp, math · first AC: Mar 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,375 global accepts · Tags: combinatorics, dp, implementation, math, trees · first AC: Sep 10, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,503 global accepts · Tags: brute force, data structures, hashing, interactive, string suffix structures, strings · first AC: Jan 9, 2023 · C++14 (GCC 6-32) (first AC)
Tags: binary search, data structures, dfs and similar, trees, two pointers · first AC: Jun 28, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 4,836 global accepts · Tags: data structures, divide and conquer · first AC: Jun 27, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 2,451 global accepts · Tags: bitmasks, data structures, dp, matrices · first AC: Jan 18, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 855 global accepts · Tags: brute force, dp, greedy, interactive, math, number theory, trees · first AC: Mar 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,253 global accepts · Tags: binary search, dsu, graphs, shortest paths, trees · first AC: Dec 12, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,049 global accepts · Tags: combinatorics, dfs and similar, dsu, graphs, two pointers · first AC: Oct 8, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 3,239 global accepts · Tags: math, number theory, probabilities · first AC: Mar 16, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 895 global accepts · Tags: games, geometry, greedy, interactive · first AC: Feb 19, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 982 global accepts · Tags: games, greedy, interactive, sortings · first AC: Feb 19, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 881 global accepts · Tags: graphs, shortest paths · first AC: Feb 19, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,111 global accepts · Tags: bitmasks, dfs and similar, math, trees · first AC: Feb 1, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,861 global accepts · Tags: bitmasks, brute force, fft · first AC: Jun 28, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 978 global accepts · Tags: combinatorics, fft · first AC: Jun 28, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 741 global accepts · Tags: data structures, graph matchings, greedy · first AC: May 19, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 5,100 global accepts · Tags: divide and conquer, dp · first AC: Feb 25, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 4,620 global accepts · Tags: dp, number theory · first AC: Feb 24, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 1,632 global accepts · Tags: bitmasks, constructive algorithms, math, matrices, number theory · first AC: Oct 11, 2021 · last AC: Oct 21, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 705 global accepts · Tags: bitmasks, dp, greedy · first AC: Jul 5, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,469 global accepts · Tags: dp, math, matrices, trees · first AC: Sep 24, 2023 · C++20 (GCC 11-64) (first AC)