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Open on Codeforces · 672 unique accepted
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Quality: 543 global accepts · Tags: chinese remainder theorem, math, number theory · first AC: Apr 1, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 803 global accepts · Tags: brute force, data structures, dp, greedy, math, probabilities, two pointers · first AC: Apr 1, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 576 global accepts · Tags: brute force, dp, math, number theory · first AC: Mar 31, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 406 global accepts · Tags: dfs and similar, graphs, implementation, trees · first AC: Mar 31, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 507 global accepts · Tags: binary search, brute force, data structures, dp, greedy · first AC: Mar 27, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 637 global accepts · Tags: graphs, greedy, shortest paths · first AC: Mar 27, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 478 global accepts · Tags: combinatorics, graphs, trees · first AC: Mar 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 737 global accepts · Tags: combinatorics, dp, math · first AC: Dec 25, 2025 · last AC: Feb 6, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 549 global accepts · Tags: bitmasks, combinatorics, dp, fft, math, probabilities · first AC: Feb 1, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 933 global accepts · Tags: brute force, dp, trees · first AC: Jan 27, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 440 global accepts · Tags: dp · first AC: Jan 13, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 558 global accepts · Tags: combinatorics, dp, math · first AC: Jan 5, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 827 global accepts · Tags: combinatorics, dp, graphs, math · first AC: Jan 4, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 978 global accepts · Tags: binary search, dfs and similar, graphs, implementation, shortest paths, two pointers · first AC: Dec 31, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,483 global accepts · Tags: bitmasks, data structures, divide and conquer, greedy, hashing, sortings, strings · first AC: Dec 31, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 536 global accepts · Tags: binary search, brute force, greedy, hashing, implementation, string suffix structures, strings · first AC: Dec 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 721 global accepts · Tags: 2-sat, constructive algorithms, graphs, implementation · first AC: Dec 26, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,126 global accepts · Tags: combinatorics, dp · first AC: Dec 26, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 972 global accepts · Tags: constructive algorithms, flows, graph matchings, greedy · first AC: Nov 24, 2025 · last AC: Dec 26, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 609 global accepts · Tags: binary search, constructive algorithms, data structures, dfs and similar, dsu, greedy, implementation, trees · first AC: Dec 26, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 533 global accepts · Tags: bitmasks, brute force, divide and conquer, fft, math · first AC: Dec 21, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 611 global accepts · Tags: bitmasks, brute force, divide and conquer, graphs · first AC: Dec 16, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,149 global accepts · Tags: combinatorics, dp, math · first AC: Jul 23, 2025 · last AC: Dec 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 751 global accepts · Tags: binary search, combinatorics, data structures, geometry · first AC: Dec 10, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,199 global accepts · Tags: binary search, data structures, trees · first AC: Jun 2, 2025 · last AC: Dec 10, 2025 · C++20 (GCC 13-64) (first AC)