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Open on Codeforces · 734 unique accepted
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Tags: data structures, dfs and similar, trees · first AC: Sep 27, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 944 global accepts · Tags: dp, trees · first AC: Aug 9, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 2,007 global accepts · Tags: combinatorics, constructive algorithms, dfs and similar, graphs, math · first AC: May 8, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 888 global accepts · Tags: bitmasks, dfs and similar, dp, trees · first AC: Feb 8, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,371 global accepts · Tags: data structures, dfs and similar, dsu, games, graphs, greedy, trees · first AC: Jan 29, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 673 global accepts · Tags: binary search, data structures, hashing, implementation, sortings, strings, trees · first AC: Nov 11, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,031 global accepts · Tags: combinatorics, dp, math · first AC: Nov 11, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,580 global accepts · Tags: data structures, dfs and similar, dsu, graphs, greedy · first AC: Nov 6, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,688 global accepts · Tags: combinatorics, graph matchings, math · first AC: Oct 12, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,119 global accepts · Tags: binary search, bitmasks, brute force, data structures, greedy · first AC: Sep 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,559 global accepts · Tags: combinatorics, dp · first AC: Jul 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,379 global accepts · Tags: combinatorics, data structures, dp, fft, math, matrices · first AC: Mar 10, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,906 global accepts · Tags: constructive algorithms, greedy, sortings, strings · first AC: Feb 19, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,965 global accepts · Tags: binary search, brute force, constructive algorithms, greedy, implementation, math, ternary search · first AC: Oct 27, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,920 global accepts · Tags: brute force, data structures, dp · first AC: Aug 11, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,866 global accepts · Tags: binary search, data structures, dfs and similar, graphs, hashing, trees · first AC: Aug 11, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,494 global accepts · Tags: combinatorics, dp, math · first AC: Jun 27, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,353 global accepts · Tags: constructive algorithms, greedy, strings · first AC: Apr 28, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,162 global accepts · Tags: dfs and similar, graphs, math · first AC: Dec 18, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,208 global accepts · Tags: math, matrices · first AC: Dec 18, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,961 global accepts · Tags: bitmasks, brute force, dp, shortest paths · first AC: Sep 22, 2023 · last AC: Sep 22, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 2,036 global accepts · Tags: combinatorics, dp, implementation, math · first AC: Aug 31, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,639 global accepts · Tags: data structures, implementation, sortings · first AC: Aug 27, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,182 global accepts · Tags: binary search, data structures, divide and conquer, dp, dsu, two pointers · first AC: Jul 29, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 5,858 global accepts · Tags: bitmasks, constructive algorithms, data structures · first AC: Jul 27, 2023 · C++20 (GCC 11-64) (first AC)