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Open on Codeforces · 859 unique accepted
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Quality: 8,455 global accepts · Tags: brute force, dfs and similar, dp, graphs, implementation, number theory · first AC: Jun 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 8,608 global accepts · Tags: binary search, dfs and similar, dp, graphs, greedy, hashing · first AC: May 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 8,638 global accepts · Tags: constructive algorithms, interactive, math, number theory · first AC: May 18, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 8,367 global accepts · Tags: brute force, combinatorics, dp, math, strings · first AC: Apr 3, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 10,376 global accepts · Tags: combinatorics, data structures, implementation, math · first AC: Nov 25, 2024 · C++17 (GCC 7-32) (first AC)
Tags: games, graphs, greedy, trees · first AC: Aug 30, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 10,150 global accepts · Tags: binary search, data structures, greedy, math, sortings, two pointers · first AC: Jul 24, 2024 · last AC: Jul 27, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 11,052 global accepts · Tags: constructive algorithms, data structures, divide and conquer, greedy, math, sortings · first AC: Jul 7, 2024 · last AC: Jul 8, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 9,771 global accepts · Tags: brute force, data structures, implementation, math, number theory · first AC: Jun 25, 2024 · last AC: Jun 28, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 7,508 global accepts · Tags: dfs and similar, interactive, math · first AC: Jun 24, 2024 · last AC: Jun 24, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 8,691 global accepts · Tags: combinatorics, dp, greedy, math · first AC: Jun 9, 2024 · last AC: Jun 12, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 7,500 global accepts · Tags: brute force, dfs and similar, dp, greedy, shortest paths, trees · first AC: May 25, 2024 · last AC: May 28, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 9,851 global accepts · Tags: constructive algorithms, greedy, implementation, math, sortings · first AC: May 17, 2024 · last AC: May 21, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 7,007 global accepts · Tags: binary search, data structures, divide and conquer, math, two pointers · first AC: May 14, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 10,501 global accepts · Tags: bitmasks, combinatorics, dp, math, matrices · first AC: May 4, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 11,499 global accepts · Tags: dp, implementation · first AC: Apr 29, 2024 · last AC: Apr 30, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 6,874 global accepts · Tags: geometry, greedy, math · first AC: Mar 30, 2024 · last AC: Apr 4, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 12,308 global accepts · Tags: brute force, strings, two pointers · first AC: Mar 17, 2024 · last AC: Mar 17, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 30,625 global accepts · Tags: dp · first AC: Aug 24, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 7,060 global accepts · Tags: dp · first AC: Jul 14, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 6,200 global accepts · Tags: constructive algorithms, data structures, graphs, greedy, implementation, interactive, trees, two pointers · first AC: Apr 24, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 7,853 global accepts · Tags: bitmasks, brute force, constructive algorithms, dp, greedy, hashing, strings · first AC: Apr 10, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 3,681 global accepts · Tags: constructive algorithms, dsu, greedy · first AC: Mar 28, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 5,865 global accepts · Tags: brute force, constructive algorithms, graph matchings, graphs, interactive, math · first AC: Feb 18, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,596 global accepts · Tags: binary search, combinatorics, dfs and similar, dp, graphs, interactive · first AC: Feb 11, 2026 · C++20 (GCC 13-64) (first AC)