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Open on Codeforces · 544 unique accepted
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Quality: 1,139 global accepts · Tags: math, number theory · first AC: Feb 22, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 1,614 global accepts · Tags: combinatorics, math, number theory · first AC: Feb 20, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 961 global accepts · Tags: dp, greedy · first AC: Feb 18, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 400 global accepts · Tags: constructive algorithms, data structures, hashing, math · first AC: Feb 24, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 570 global accepts · Tags: combinatorics, dp · first AC: Jul 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 180 global accepts · Tags: dp, graphs · first AC: Jun 21, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 933 global accepts · Tags: brute force, dp, trees · first AC: Apr 20, 2024 · last AC: Apr 20, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 517 global accepts · Tags: math · first AC: Mar 13, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 840 global accepts · Tags: brute force, data structures, dp, two pointers · first AC: Apr 15, 2023 · last AC: Nov 6, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 781 global accepts · Tags: data structures, number theory · first AC: Jun 27, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,578 global accepts · Tags: combinatorics, dp, math, probabilities · first AC: Jun 25, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,226 global accepts · Tags: dp, greedy, sortings, trees · first AC: Mar 22, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,310 global accepts · Tags: data structures, dp, trees · first AC: Mar 21, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 513 global accepts · Tags: constructive algorithms, dfs and similar, dsu · first AC: Mar 20, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 552 global accepts · Tags: dp, graph matchings, math, trees · first AC: Mar 11, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 547 global accepts · Tags: data structures · first AC: Mar 7, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,923 global accepts · Tags: data structures · first AC: Feb 1, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,349 global accepts · Tags: bitmasks, dp, shortest paths · first AC: May 25, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 905 global accepts · Tags: combinatorics, dp, math, number theory, probabilities · first AC: Mar 28, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 1,483 global accepts · Tags: bitmasks, data structures, divide and conquer, greedy, hashing, sortings, strings · first AC: Mar 21, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 2,918 global accepts · Tags: data structures, divide and conquer, dp, greedy · first AC: Mar 4, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 271 global accepts · Tags: data structures, hashing · first AC: Feb 24, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 277 global accepts · Tags: fft, math, number theory, strings · first AC: Feb 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 284 global accepts · Tags: binary search, bitmasks, brute force, data structures, greedy, string suffix structures · first AC: Feb 11, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 911 global accepts · Tags: brute force, dfs and similar, divide and conquer, flows, graphs, greedy, trees · first AC: May 6, 2024 · C++20 (GCC 13-64) (first AC)