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Open on Codeforces · 747 unique accepted
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Quality: 6,212 global accepts · Tags: bitmasks, constructive algorithms, math · first AC: Jan 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,311 global accepts · Tags: data structures, implementation, math · first AC: Jan 18, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 5,773 global accepts · Tags: combinatorics, data structures, dsu, sortings · first AC: Jan 12, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 5,569 global accepts · Tags: binary search, data structures, greedy, sortings, two pointers · first AC: Dec 29, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 5,784 global accepts · Tags: constructive algorithms, geometry, math · first AC: Dec 23, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 6,295 global accepts · Tags: dp, greedy · first AC: Oct 10, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 6,663 global accepts · Tags: constructive algorithms, dfs and similar, dp · first AC: Oct 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 6,396 global accepts · Tags: combinatorics, data structures, dp, greedy, two pointers · first AC: Sep 17, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 5,777 global accepts · Tags: combinatorics, math · first AC: Jun 21, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 8,127 global accepts · Tags: binary search, brute force, data structures, greedy, two pointers · first AC: Jun 17, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 5,930 global accepts · Tags: combinatorics, dfs and similar, trees · first AC: Jun 8, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 6,837 global accepts · Tags: brute force, data structures, divide and conquer, greedy, sortings · first AC: May 11, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 5,935 global accepts · Tags: binary search, greedy, math · first AC: Apr 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 5,884 global accepts · Tags: bitmasks, brute force, greedy · first AC: Apr 8, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 6,158 global accepts · Tags: binary search, brute force, dp · first AC: Mar 25, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 6,694 global accepts · Tags: bitmasks, brute force, dp, implementation, math · first AC: Feb 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 7,050 global accepts · Tags: binary search, greedy, hashing, strings, two pointers · first AC: Feb 18, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 7,681 global accepts · Tags: brute force, flows, math, number theory · first AC: Dec 24, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 8,643 global accepts · Tags: greedy · first AC: Dec 2, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 4,969 global accepts · Tags: bitmasks, brute force, math, number theory · first AC: Nov 23, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 6,200 global accepts · Tags: constructive algorithms, data structures, graphs, greedy, implementation, interactive, trees, two pointers · first AC: Nov 1, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 7,880 global accepts · Tags: brute force, data structures, dp, implementation, math, two pointers · first AC: Oct 14, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 8,728 global accepts · Tags: dfs and similar, graphs, shortest paths · first AC: Sep 21, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 6,672 global accepts · Tags: binary search, greedy, math, number theory · first AC: Sep 1, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 8,701 global accepts · Tags: dp, games · first AC: Jun 30, 2024 · C++20 (GCC 13-64) (first AC)