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Open on Codeforces · 823 unique accepted
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Quality: 11,949 global accepts · Tags: binary search, implementation, math, two pointers · first AC: Feb 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 6,538 global accepts · Tags: dp, greedy, implementation · first AC: Jan 25, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 6,212 global accepts · Tags: bitmasks, constructive algorithms, math · first AC: Jan 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 4,969 global accepts · Tags: bitmasks, brute force, math, number theory · first AC: Jan 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 7,127 global accepts · Tags: brute force, math, number theory · first AC: Jan 22, 2026 · last AC: Jan 22, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 10,221 global accepts · Tags: math, number theory · first AC: Dec 30, 2025 · 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: 8,209 global accepts · Tags: constructive algorithms, dp, graphs, greedy, sortings · first AC: Dec 29, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 8,601 global accepts · Tags: bitmasks, constructive algorithms, interactive, math · first AC: May 19, 2025 · last AC: Dec 27, 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: 8,510 global accepts · Tags: binary search, brute force, implementation, math · first AC: Dec 13, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 13,072 global accepts · Tags: dfs and similar, dp, graphs, trees · first AC: Dec 7, 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: 6,396 global accepts · Tags: combinatorics, data structures, dp, greedy, two pointers · first AC: Sep 17, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 7,001 global accepts · Tags: brute force, dp, math · first AC: Sep 15, 2025 · C++20 (GCC 13-64) (first AC)
Tags: dfs and similar, dp, math, trees · first AC: Sep 8, 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 18, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 12,813 global accepts · Tags: data structures, divide and conquer, sortings · first AC: May 11, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 5,884 global accepts · Tags: bitmasks, brute force, greedy · first AC: May 11, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 12,595 global accepts · Tags: binary search, bitmasks, data structures, trees · first AC: May 11, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 11,121 global accepts · Tags: brute force, math, number theory · first AC: May 11, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,895 global accepts · Tags: brute force, data structures, greedy, implementation, sortings · first AC: Feb 27, 2026 · C++20 (GCC 13-64) (first AC)
Tags: dp, math · first AC: Feb 26, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 13,382 global accepts · Tags: combinatorics, dp · first AC: Feb 19, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 7,886 global accepts · Tags: bitmasks, constructive algorithms, graphs, greedy, math, number theory · first AC: Feb 13, 2026 · C++20 (GCC 13-64) (first AC)