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Open on Codeforces · 1,699 unique accepted
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Quality: 2,906 global accepts · Tags: binary search, data structures, divide and conquer, dp · first AC: Feb 8, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,195 global accepts · Tags: brute force, constructive algorithms, dfs and similar, dsu, sortings, trees · first AC: Jan 24, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 900 global accepts · Tags: binary search, brute force, data structures, divide and conquer, greedy, implementation · first AC: Jan 23, 2026 · last AC: Jan 23, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,632 global accepts · Tags: bitmasks, constructive algorithms, math, matrices, number theory · first AC: Jan 23, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 991 global accepts · Tags: brute force, constructive algorithms, interactive, math · first AC: Jan 22, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,024 global accepts · Tags: combinatorics, math, probabilities · first AC: Jan 21, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 951 global accepts · Tags: combinatorics, dsu, number theory, probabilities, trees · first AC: Jan 19, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,130 global accepts · Tags: brute force, combinatorics, dfs and similar, dp, trees · first AC: Jan 17, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 907 global accepts · Tags: binary search, constructive algorithms, data structures, implementation · first AC: Dec 26, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 741 global accepts · Tags: data structures, graph matchings, greedy · first AC: Dec 26, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,197 global accepts · Tags: bitmasks, constructive algorithms, dp, trees · first AC: Dec 7, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,554 global accepts · Tags: brute force, data structures, dfs and similar, trees · first AC: Dec 6, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 975 global accepts · Tags: bitmasks, divide and conquer, dp, math · first AC: Dec 6, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,010 global accepts · Tags: brute force, constructive algorithms, greedy, two pointers · first AC: Dec 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,198 global accepts · Tags: binary search, brute force, data structures, dfs and similar, dsu, graphs, shortest paths · first AC: Dec 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,501 global accepts · Tags: binary search, interactive, math, sortings · first AC: Dec 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,530 global accepts · Tags: constructive algorithms, dfs and similar, graphs, trees · first AC: Dec 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,550 global accepts · Tags: binary search, bitmasks, data structures, hashing, probabilities, strings, trees · first AC: Dec 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,318 global accepts · Tags: bitmasks, data structures, dfs and similar, divide and conquer, dp · first AC: Sep 8, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,710 global accepts · Tags: constructive algorithms, graph matchings, greedy, implementation, sortings, two pointers · first AC: Sep 6, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,439 global accepts · Tags: binary search, brute force, constructive algorithms, interactive · first AC: Sep 6, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 993 global accepts · Tags: graphs, math, sortings · first AC: Sep 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,185 global accepts · Tags: bitmasks, combinatorics, dp, implementation, math · first AC: Sep 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,739 global accepts · Tags: bitmasks, dp, graphs, number theory · first AC: Sep 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,747 global accepts · Tags: dp, graph matchings · first AC: Sep 3, 2025 · C++17 (GCC 7-32) (first AC)