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Open on Codeforces · 654 unique accepted
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Quality: 2,754 global accepts · Tags: binary search, brute force, math, number theory · first AC: Aug 13, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 6,218 global accepts · Tags: 2-sat, dfs and similar, dsu, graphs · first AC: Jun 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 4,068 global accepts · Tags: brute force, data structures, dfs and similar, dsu, greedy, trees · first AC: Jul 4, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 5,141 global accepts · Tags: data structures, dfs and similar, dp, dsu, graphs, trees · first AC: Feb 24, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 3,646 global accepts · Tags: combinatorics, math, number theory · first AC: Feb 13, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 4,443 global accepts · Tags: constructive algorithms, dfs and similar, dp, implementation, trees · first AC: Oct 25, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 5,487 global accepts · Tags: combinatorics, divide and conquer, dsu, graphs, greedy, sortings, trees · first AC: Aug 7, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,447 global accepts · Tags: combinatorics, dp, math, probabilities, two pointers · first AC: Dec 1, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,416 global accepts · Tags: dp, graphs, greedy · first AC: Aug 13, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,444 global accepts · Tags: math, number theory · first AC: Jun 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,346 global accepts · Tags: binary search, data structures, greedy, sortings, ternary search, two pointers · first AC: Dec 3, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,598 global accepts · Tags: — · first AC: Mar 2, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,973 global accepts · Tags: combinatorics, data structures, divide and conquer, dp, math, matrices · first AC: May 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,147 global accepts · Tags: binary search, brute force, combinatorics, divide and conquer, math, number theory · first AC: Feb 25, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,093 global accepts · Tags: bitmasks, brute force, dfs and similar, dp, implementation · first AC: Feb 19, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 2,062 global accepts · Tags: constructive algorithms, divide and conquer, implementation, interactive, probabilities, sortings · first AC: Feb 2, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 2,757 global accepts · Tags: brute force, dp, math, number theory · first AC: Oct 16, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 3,601 global accepts · Tags: dp · first AC: Aug 18, 2023 · last AC: Aug 27, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,869 global accepts · Tags: binary search, dp, ternary search · first AC: Jun 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,474 global accepts · Tags: combinatorics, math, probabilities · first AC: Jul 10, 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: 1,520 global accepts · Tags: bitmasks, brute force, constructive algorithms, dp, flows, graph matchings, shortest paths · first AC: Apr 8, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,267 global accepts · Tags: brute force, combinatorics, data structures, dfs and similar, math, trees · first AC: Feb 15, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 2,079 global accepts · Tags: bitmasks, brute force, dfs and similar, dp, graphs, greedy, math, trees · first AC: Feb 15, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 2,117 global accepts · Tags: data structures, dfs and similar, divide and conquer, dp, math, trees · first AC: Aug 9, 2023 · C++20 (GCC 11-64) (first AC)