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Open on Codeforces · 2,828 unique accepted
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Quality: 559 global accepts · Tags: bitmasks, dp, fft, games, math, number theory · first AC: Mar 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 744 global accepts · Tags: graphs, math, number theory, shortest paths · first AC: Mar 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 156 global accepts · Tags: constructive algorithms, dfs and similar, dsu · first AC: Mar 10, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 311 global accepts · Tags: bitmasks, graphs, number theory, shortest paths · first AC: Dec 28, 2025 · last AC: Dec 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 247 global accepts · Tags: combinatorics, dp, math · first AC: Aug 29, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 304 global accepts · Tags: combinatorics, fft, math, trees · first AC: Aug 26, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 462 global accepts · Tags: binary search, interactive, number theory · first AC: Aug 16, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 560 global accepts · Tags: binary search, interactive · first AC: Aug 9, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 140 global accepts · Tags: constructive algorithms, math · first AC: Mar 17, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 283 global accepts · Tags: brute force, geometry, math, number theory · first AC: Sep 15, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 292 global accepts · Tags: data structures, dp, greedy, trees · first AC: Dec 7, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 283 global accepts · Tags: bitmasks, brute force, hashing, meet-in-the-middle · first AC: Feb 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,211 global accepts · Tags: data structures, trees · first AC: Sep 27, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,195 global accepts · Tags: graphs, shortest paths · first AC: Nov 25, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 526 global accepts · Tags: data structures, trees · first AC: Oct 22, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 265 global accepts · Tags: dp, fft, math, number theory, probabilities · first AC: Apr 30, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 99 global accepts · Tags: constructive algorithms, data structures, greedy, implementation · first AC: Apr 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 161 global accepts · Tags: binary search, data structures, trees · first AC: Mar 15, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 194 global accepts · Tags: data structures, greedy · first AC: Feb 5, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 89 global accepts · Tags: greedy, implementation · first AC: Feb 5, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 325 global accepts · Tags: brute force, data structures, dp · first AC: Feb 2, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 134 global accepts · Tags: bitmasks, combinatorics, implementation, math · first AC: Dec 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 166 global accepts · Tags: combinatorics, dp, math, number theory · first AC: Aug 29, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,097 global accepts · Tags: constructive algorithms, number theory · first AC: Apr 10, 2024 · last AC: Apr 10, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 173 global accepts · Tags: binary search, greedy · first AC: Aug 21, 2023 · C++20 (GCC 11-64) (first AC)