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Open on Codeforces · 1,548 unique accepted
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Quality: 3,055 global accepts · Tags: data structures, dsu, graphs, trees · first AC: Aug 17, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 3,038 global accepts · Tags: data structures, dp, greedy · first AC: Jun 27, 2020 · GNU C++11 (first AC)
Quality: 789 global accepts · Tags: data structures, greedy, implementation · first AC: Feb 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,024 global accepts · Tags: combinatorics, math, probabilities · first AC: Dec 19, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 302 global accepts · Tags: hashing, string suffix structures, strings · first AC: Nov 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 897 global accepts · Tags: graph matchings, greedy · first AC: Nov 17, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,420 global accepts · Tags: bitmasks, combinatorics, dp, graphs, math, probabilities · first AC: Oct 27, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,749 global accepts · Tags: data structures, divide and conquer, hashing, two pointers · first AC: Oct 18, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,116 global accepts · Tags: brute force, dp, math · first AC: Aug 14, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,788 global accepts · Tags: combinatorics, dp, math, probabilities · first AC: Aug 13, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 2,071 global accepts · Tags: combinatorics, dp · first AC: Aug 11, 2023 · last AC: Aug 11, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 624 global accepts · Tags: dp · first AC: Jul 18, 2023 · last AC: Jul 18, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,625 global accepts · Tags: dp · first AC: Jul 5, 2023 · last AC: Jul 12, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 479 global accepts · Tags: constructive algorithms, implementation, trees · first AC: Jul 5, 2023 · last AC: Jul 12, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 464 global accepts · Tags: dp, trees · first AC: Jul 5, 2023 · last AC: Jul 12, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 320 global accepts · Tags: dp, greedy · first AC: Jul 5, 2023 · last AC: Jul 12, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,809 global accepts · Tags: dfs and similar, greedy, shortest paths, sortings, trees · first AC: Jun 24, 2023 · last AC: Jun 27, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,254 global accepts · Tags: binary search, dsu, graphs, shortest paths, trees · first AC: Jun 17, 2023 · last AC: Jun 17, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,851 global accepts · Tags: combinatorics, dp, math · first AC: Jun 7, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 798 global accepts · Tags: brute force, dp, implementation, two pointers · first AC: May 15, 2023 · last AC: May 15, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,550 global accepts · Tags: binary search, bitmasks, data structures, hashing, probabilities, strings, trees · first AC: May 15, 2023 · last AC: May 15, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,688 global accepts · Tags: binary search, brute force, data structures, dsu, greedy, sortings · first AC: Apr 28, 2023 · last AC: Apr 28, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,195 global accepts · Tags: brute force, constructive algorithms, dfs and similar, dsu, sortings, trees · first AC: Apr 14, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,025 global accepts · Tags: binary search, brute force, data structures, math, two pointers · first AC: Apr 7, 2023 · last AC: Apr 8, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 3,783 global accepts · Tags: data structures · first AC: Mar 14, 2023 · last AC: Mar 14, 2023 · C++14 (GCC 6-32) (first AC)