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Open on Codeforces · 2,639 unique accepted
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Quality: 720 global accepts · Tags: brute force, graphs, math, matrices · first AC: Dec 29, 2021 · C++20 (GCC 11-64) (first AC)
Quality: 457 global accepts · Tags: interactive, math, number theory, probabilities · first AC: Aug 29, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 601 global accepts · Tags: combinatorics, dp, trees · first AC: May 24, 2021 · C++17 (GCC 9-64) (first AC)
Tags: number theory · first AC: Feb 8, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 1,404 global accepts · Tags: chinese remainder theorem, math, number theory · first AC: Sep 3, 2020 · C++17 (GCC 7-32) (first AC)
Quality: 1,433 global accepts · Tags: dp, greedy, two pointers · first AC: Jul 13, 2020 · C++17 (GCC 7-32) (first AC)
Quality: 200 global accepts · Tags: binary search, bitmasks, data structures, dp, greedy, string suffix structures · first AC: Feb 11, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 347 global accepts · Tags: combinatorics, graphs, trees · first AC: Oct 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 203 global accepts · Tags: constructive algorithms, graphs, implementation, shortest paths, trees · first AC: Sep 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 142 global accepts · Tags: brute force, constructive algorithms, interactive · first AC: Apr 3, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 206 global accepts · Tags: flows, graphs · first AC: Mar 2, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 450 global accepts · Tags: data structures, dfs and similar, games, graphs, implementation, trees · first AC: Jan 27, 2025 · last AC: Jan 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 259 global accepts · Tags: data structures, dp · first AC: Nov 17, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 287 global accepts · Tags: dp, greedy, math · first AC: Sep 27, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 423 global accepts · Tags: combinatorics, dp, fft, math · first AC: Jul 16, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 285 global accepts · Tags: bitmasks, brute force, dp, trees · first AC: Jul 7, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 349 global accepts · Tags: data structures, dp, trees · first AC: May 31, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 403 global accepts · Tags: dp, greedy, hashing, implementation · first AC: Apr 29, 2024 · last AC: Apr 29, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 342 global accepts · Tags: brute force, constructive algorithms, number theory · first AC: Mar 1, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 915 global accepts · Tags: brute force, dfs and similar, graphs, implementation, trees · first AC: Nov 23, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 375 global accepts · Tags: constructive algorithms, graphs, greedy, implementation, trees · first AC: Sep 10, 2023 · last AC: Sep 10, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 652 global accepts · Tags: binary search, interactive, trees · first AC: Aug 21, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 526 global accepts · Tags: brute force, constructive algorithms, dp, greedy, math · first AC: Aug 21, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 853 global accepts · Tags: bitmasks, dp, graphs, math, probabilities · first AC: Jun 24, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 380 global accepts · Tags: binary search, constructive algorithms, interactive · first AC: Jun 8, 2023 · C++20 (GCC 11-64) (first AC)