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Open on Codeforces · 3,256 unique accepted
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Quality: 2,209 global accepts · Tags: binary search, data structures, divide and conquer, greedy, implementation · first AC: Jul 14, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,652 global accepts · Tags: constructive algorithms, data structures, graphs · first AC: Jul 14, 2024 · last AC: Jul 14, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 4,944 global accepts · Tags: math · first AC: Sep 2, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 875 global accepts · Tags: bitmasks, brute force, hashing, implementation, meet-in-the-middle · first AC: Sep 12, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 1,046 global accepts · Tags: dp, flows, graphs · first AC: Mar 4, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,302 global accepts · Tags: combinatorics, dp, dsu, fft, graphs, trees · first AC: Jan 20, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,356 global accepts · Tags: dfs and similar, graphs, math, number theory · first AC: Dec 24, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 937 global accepts · Tags: bitmasks, brute force, dfs and similar · first AC: Oct 20, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 631 global accepts · Tags: combinatorics, dp, math, matrices, string suffix structures · first AC: Sep 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 715 global accepts · Tags: brute force, combinatorics, dp, math, matrices · first AC: Sep 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 752 global accepts · Tags: combinatorics, dp, math · first AC: Sep 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 915 global accepts · Tags: combinatorics, dp, greedy, math, probabilities · first AC: Sep 20, 2025 · C++20 (GCC 13-64) (first AC)
Tags: combinatorics, dp, probabilities, trees · first AC: Sep 16, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,035 global accepts · Tags: constructive algorithms, games, implementation · first AC: Sep 2, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,430 global accepts · Tags: combinatorics, dp, math · first AC: Aug 23, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,211 global accepts · Tags: combinatorics, dp, math, strings · first AC: Aug 21, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 909 global accepts · Tags: geometry · first AC: Jul 22, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,082 global accepts · Tags: binary search, brute force, dp, greedy, sortings · first AC: Jun 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 866 global accepts · Tags: binary search, brute force, data structures, implementation · first AC: Jun 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 522 global accepts · Tags: combinatorics, dp, trees · first AC: Jun 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,961 global accepts · Tags: constructive algorithms, dfs and similar, graphs, math · first AC: Jun 25, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,132 global accepts · Tags: bitmasks, constructive algorithms · first AC: Jun 11, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 908 global accepts · Tags: bitmasks, brute force, combinatorics, dp, games, greedy, implementation, shortest paths · first AC: Jun 8, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 746 global accepts · Tags: dp, math, meet-in-the-middle, number theory · first AC: May 15, 2025 · C++20 (GCC 13-64) (first AC)
Tags: graphs, shortest paths · first AC: May 12, 2025 · C++20 (GCC 13-64) (first AC)