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Open on Codeforces · 2,007 unique accepted
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Quality: 2,318 global accepts · Tags: combinatorics, data structures, dp · first AC: Nov 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,741 global accepts · Tags: constructive algorithms, data structures, dfs and similar, dsu, greedy, trees · first AC: Aug 7, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 3,474 global accepts · Tags: combinatorics, dp, math · first AC: Jul 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,428 global accepts · Tags: bitmasks, dp, dsu, graphs · first AC: Dec 22, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 2,670 global accepts · Tags: combinatorics, dfs and similar, dp, graphs, greedy, math, probabilities, trees · first AC: Dec 8, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 3,337 global accepts · Tags: dp, greedy, sortings · first AC: Sep 28, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 4,095 global accepts · Tags: data structures, dp, graphs, greedy, shortest paths · first AC: Aug 10, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 3,755 global accepts · Tags: combinatorics, dp · first AC: Mar 12, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 4,334 global accepts · Tags: constructive algorithms, interactive, number theory · first AC: Dec 27, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 9,393 global accepts · Tags: constructive algorithms, dfs and similar, divide and conquer, greedy, trees · first AC: Sep 27, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 4,146 global accepts · Tags: binary search, data structures, dp, greedy, two pointers · first AC: Jul 26, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 6,592 global accepts · Tags: dp, geometry · first AC: Jun 6, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 3,020 global accepts · Tags: data structures, dfs and similar, dsu, graphs, greedy, implementation, strings · first AC: Jun 5, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 1,890 global accepts · Tags: *special, dp, greedy, trees · first AC: May 2, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 11,599 global accepts · Tags: data structures, math, number theory · first AC: Mar 2, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 2,533 global accepts · Tags: binary search, dp, greedy, implementation · first AC: Aug 5, 2019 · C++17 (GCC 7-32) (first AC)
Quality: 631 global accepts · Tags: dfs and similar · first AC: Mar 8, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,933 global accepts · Tags: data structures, dsu, greedy, sortings · first AC: Dec 7, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,683 global accepts · Tags: constructive algorithms, greedy, implementation · first AC: Nov 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 4,302 global accepts · Tags: data structures, dp, greedy, math · first AC: Dec 7, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 2,361 global accepts · Tags: combinatorics, dp, fft, greedy, math · first AC: Oct 15, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 4,478 global accepts · Tags: binary search, dp, greedy · first AC: Aug 4, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 877 global accepts · Tags: brute force, dfs and similar, dp, graphs, trees · first AC: May 4, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,509 global accepts · Tags: binary search, brute force, data structures, dp, hashing, math, string suffix structures, strings · first AC: May 3, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,605 global accepts · Tags: binary search, greedy, implementation, math, sortings, two pointers · first AC: Dec 4, 2023 · C++20 (GCC 11-64) (first AC)