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Open on Codeforces · 1,877 unique accepted
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Quality: 652 global accepts · Tags: hashing, strings · first AC: Jan 8, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 811 global accepts · Tags: combinatorics, dp, fft, math · first AC: Dec 8, 2025 · last AC: Jan 5, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 481 global accepts · Tags: binary search, brute force, data structures · first AC: Dec 26, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 799 global accepts · Tags: data structures, divide and conquer, dp · first AC: Nov 25, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,034 global accepts · Tags: binary search, data structures, divide and conquer, trees · first AC: Nov 21, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 885 global accepts · Tags: bitmasks, divide and conquer, dp · first AC: Nov 12, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 173 global accepts · Tags: binary search, data structures · first AC: Oct 7, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 521 global accepts · Tags: binary search, brute force, data structures, implementation · first AC: Aug 8, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 274 global accepts · Tags: binary search, dfs and similar, flows, graphs, shortest paths · first AC: May 19, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 258 global accepts · Tags: data structures, dp · first AC: May 9, 2025 · last AC: May 13, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 354 global accepts · Tags: bitmasks, brute force, combinatorics, dp, math · first AC: Apr 18, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 326 global accepts · Tags: brute force, data structures, implementation · first AC: Feb 3, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 728 global accepts · Tags: constructive algorithms, dfs and similar, math · first AC: Jan 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 349 global accepts · Tags: data structures, dp, trees · first AC: Jun 12, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 380 global accepts · Tags: binary search, constructive algorithms, interactive · first AC: Aug 13, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 652 global accepts · Tags: binary search, interactive, trees · first AC: Jul 30, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 3,408 global accepts · Tags: data structures, divide and conquer · first AC: Jul 12, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 283 global accepts · Tags: data structures, graphs, hashing, trees · first AC: Apr 13, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 213 global accepts · Tags: binary search, data structures, divide and conquer, trees · first AC: Feb 5, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 239 global accepts · Tags: brute force, constructive algorithms, math, matrices, number theory · first AC: Jan 13, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 458 global accepts · Tags: data structures, implementation, two pointers · first AC: Apr 20, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 265 global accepts · Tags: dp, sortings, trees · first AC: Mar 5, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 641 global accepts · Tags: combinatorics, dp, math · first AC: May 2, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 510 global accepts · Tags: data structures, dfs and similar, divide and conquer, dsu, graphs, implementation, trees · first AC: Jan 18, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 443 global accepts · Tags: binary search, data structures, dfs and similar, trees · first AC: Dec 22, 2025 · C++20 (GCC 13-64) (first AC)