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Open on Codeforces · 810 unique accepted
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Quality: 4,037 global accepts · Tags: dfs and similar, divide and conquer, dp, graphs, sortings, trees · first AC: Oct 13, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 166 global accepts · Tags: combinatorics, dp, math, number theory · first AC: Mar 15, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 313 global accepts · Tags: number theory · first AC: Sep 9, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 579 global accepts · Tags: dsu · first AC: Nov 2, 2023 · last AC: Nov 2, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 644 global accepts · Tags: constructive algorithms, dp, geometry · first AC: Aug 20, 2023 · last AC: Aug 20, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 269 global accepts · Tags: combinatorics, data structures, implementation · first AC: Aug 17, 2023 · last AC: Aug 17, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 457 global accepts · Tags: data structures, dfs and similar, graphs, greedy, shortest paths, trees · first AC: Jul 20, 2023 · last AC: Jul 20, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 1,109 global accepts · Tags: brute force, divide and conquer, dp, greedy, trees · first AC: Jun 27, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 497 global accepts · Tags: brute force, constructive algorithms, dfs and similar, graphs, implementation · first AC: Jun 17, 2023 · last AC: Jun 17, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 648 global accepts · Tags: binary search, math · first AC: May 31, 2023 · last AC: May 31, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 406 global accepts · Tags: brute force, math, matrices · first AC: May 17, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 1,559 global accepts · Tags: binary search, greedy · first AC: Oct 30, 2021 · last AC: Apr 22, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 867 global accepts · Tags: constructive algorithms, hashing, math, number theory · first AC: Jan 20, 2023 · last AC: Jan 20, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 809 global accepts · Tags: constructive algorithms, dfs and similar, dp, trees · first AC: Dec 4, 2022 · last AC: Dec 4, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 1,295 global accepts · Tags: binary search, data structures, flows · first AC: Oct 21, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 676 global accepts · Tags: constructive algorithms, greedy, implementation · first AC: Oct 11, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 404 global accepts · Tags: dp · first AC: Oct 3, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 787 global accepts · Tags: combinatorics, dp · first AC: Jul 7, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 983 global accepts · Tags: dfs and similar, graphs · first AC: Apr 8, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 673 global accepts · Tags: dfs and similar, graphs, math, matrices · first AC: Feb 18, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 456 global accepts · Tags: combinatorics, dp, flows, graphs · first AC: Nov 3, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 652 global accepts · Tags: binary search, interactive, trees · first AC: Feb 17, 2024 · last AC: Feb 17, 2024 · C++17 (GCC 9-64) (first AC)
Quality: 990 global accepts · Tags: bitmasks, brute force, dp · first AC: Nov 15, 2023 · last AC: Nov 15, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 249 global accepts · Tags: dfs and similar, games, graphs, trees · first AC: Oct 24, 2023 · last AC: Oct 24, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,184 global accepts · Tags: bitmasks, constructive algorithms, data structures, dfs and similar, implementation, math, matrices, number theory, trees · first AC: Oct 8, 2023 · C++17 (GCC 9-64) (first AC)