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Open on Codeforces · 1,359 unique accepted
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Quality: 620 global accepts · Tags: combinatorics, dp, math · first AC: Feb 21, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,513 global accepts · Tags: dfs and similar, divide and conquer, dsu · first AC: Jan 26, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 314 global accepts · Tags: dp · first AC: Dec 21, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,083 global accepts · Tags: combinatorics, dp · first AC: Nov 9, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 323 global accepts · Tags: bitmasks, brute force, data structures, implementation, trees · first AC: Oct 12, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 605 global accepts · Tags: strings, trees · first AC: Oct 6, 2025 · last AC: Oct 6, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 313 global accepts · Tags: number theory · first AC: Sep 10, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 705 global accepts · Tags: dfs and similar, dp, graphs, greedy · first AC: May 5, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 204 global accepts · Tags: bitmasks, brute force, data structures, math, number theory · first AC: Feb 26, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 3,411 global accepts · Tags: data structures, divide and conquer · first AC: Nov 26, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 347 global accepts · Tags: combinatorics, graphs, trees · first AC: Oct 30, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 625 global accepts · Tags: binary search, bitmasks, data structures, greedy, two pointers · first AC: Feb 6, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 911 global accepts · Tags: data structures · first AC: Dec 31, 2025 · last AC: Jan 1, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 579 global accepts · Tags: binary search, data structures · first AC: Dec 31, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 493 global accepts · Tags: bitmasks, dp · first AC: Jul 28, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 396 global accepts · Tags: dp, greedy, math · first AC: May 3, 2026 · last AC: May 3, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 283 global accepts · Tags: bitmasks, brute force, hashing, meet-in-the-middle · first AC: Feb 17, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 364 global accepts · Tags: data structures · first AC: Jan 1, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 140 global accepts · Tags: constructive algorithms, math · first AC: Dec 30, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 442 global accepts · Tags: binary search, bitmasks, brute force, chinese remainder theorem, dfs and similar, math, number theory, trees · first AC: May 6, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,784 global accepts · Tags: binary search, dp, math, sortings, two pointers · first AC: May 6, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 3,524 global accepts · Tags: constructive algorithms, greedy · first AC: May 6, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 985 global accepts · Tags: dfs and similar, dp, trees · first AC: Apr 30, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,336 global accepts · Tags: binary search, data structures, math · first AC: Apr 30, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,833 global accepts · Tags: binary search, data structures, dp, greedy, math · first AC: Apr 30, 2026 · C++23 (GCC 14-64, msys2) (first AC)