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Open on Codeforces · 1,556 unique accepted
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Quality: 605 global accepts · Tags: math, number theory · first AC: Oct 9, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 355 global accepts · Tags: constructive algorithms · first AC: Sep 27, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 327 global accepts · Tags: graphs · first AC: Sep 26, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 236 global accepts · Tags: constructive algorithms, dp · first AC: Sep 22, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 288 global accepts · Tags: combinatorics, data structures, dp, fft, math · first AC: Sep 6, 2023 · C++20 (GCC 11-64) (first AC)
Tags: bitmasks, brute force, dp, games · first AC: Aug 26, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 463 global accepts · Tags: brute force, combinatorics, dp, games, probabilities · first AC: Aug 26, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 430 global accepts · Tags: data structures, trees · first AC: Aug 21, 2023 · last AC: Aug 21, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 338 global accepts · Tags: games, trees · first AC: Jul 27, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 428 global accepts · Tags: constructive algorithms, math · first AC: Jun 11, 2023 · last AC: Jun 17, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 506 global accepts · Tags: flows, graph matchings, greedy · first AC: May 12, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 891 global accepts · Tags: combinatorics, dp, math · first AC: Apr 27, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 655 global accepts · Tags: constructive algorithms · first AC: Apr 23, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 808 global accepts · Tags: binary search, data structures, dsu, trees · first AC: Mar 1, 2023 · last AC: Mar 1, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 577 global accepts · Tags: constructive algorithms, math, sortings · first AC: Feb 21, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 2,558 global accepts · Tags: data structures · first AC: Feb 13, 2023 · last AC: Feb 13, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 909 global accepts · Tags: dp · first AC: Jan 15, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 945 global accepts · Tags: bitmasks, combinatorics, dp, math, number theory · first AC: Jan 6, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 737 global accepts · Tags: dp, greedy, trees · first AC: Jul 12, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 2,505 global accepts · Tags: data structures, dsu · first AC: Apr 3, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 116 global accepts · Tags: brute force, dp, math, meet-in-the-middle, number theory · first AC: Jul 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 304 global accepts · Tags: binary search, data structures · first AC: Jul 12, 2025 · last AC: Jul 12, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 44 global accepts · Tags: *special, constructive algorithms, graphs · first AC: Jul 5, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 528 global accepts · Tags: data structures · first AC: Jun 18, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 220 global accepts · Tags: binary search, divide and conquer, interactive, trees · first AC: May 12, 2025 · C++20 (GCC 13-64) (first AC)