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Open on Codeforces · 1,330 unique accepted
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Quality: 2,071 global accepts · Tags: combinatorics, dp, math, number theory · first AC: Apr 5, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,957 global accepts · Tags: combinatorics, games · first AC: Mar 30, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,788 global accepts · Tags: brute force, combinatorics, constructive algorithms, data structures, greedy, math · first AC: Mar 20, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,601 global accepts · Tags: constructive algorithms, dfs and similar, greedy, trees · first AC: Mar 16, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,290 global accepts · Tags: — · first AC: Mar 2, 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: 2,268 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: 5,169 global accepts · Tags: math, matrices, number theory, two pointers · first AC: Jan 11, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 2,581 global accepts · Tags: data structures, greedy · first AC: Jan 9, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 2,638 global accepts · Tags: data structures, dfs and similar, greedy, trees · first AC: Dec 31, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 1,819 global accepts · Tags: combinatorics, data structures, dfs and similar, dp, graphs, hashing · first AC: Dec 19, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 1,863 global accepts · Tags: binary search, brute force, data structures, dfs and similar, dp, dsu, games, graphs, greedy, sortings, two pointers · first AC: Nov 14, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 2,773 global accepts · Tags: binary search, data structures, implementation, math, number theory · first AC: Oct 29, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 1,639 global accepts · Tags: brute force, data structures, dsu, math, number theory, two pointers · first AC: Apr 8, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 1,914 global accepts · Tags: brute force, data structures, dfs and similar, dp, trees, two pointers · first AC: Apr 4, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 2,063 global accepts · Tags: brute force, dp · first AC: Mar 26, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 2,444 global accepts · Tags: brute force, data structures, math, number theory · first AC: Jan 14, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 1,803 global accepts · Tags: data structures, dp, matrices, probabilities · first AC: Nov 16, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 2,667 global accepts · Tags: binary search, data structures, divide and conquer, dp, flows, math, trees · first AC: Nov 12, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 3,723 global accepts · Tags: binary search, data structures, dfs and similar, divide and conquer, dsu, greedy, trees · first AC: Aug 10, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 3,576 global accepts · Tags: constructive algorithms, greedy, implementation, interactive, math · first AC: Jan 31, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 862 global accepts · Tags: combinatorics, constructive algorithms, math · first AC: Mar 8, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,276 global accepts · Tags: data structures, dfs and similar, dp, dsu, greedy, implementation, trees · first AC: Dec 11, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 782 global accepts · Tags: combinatorics, implementation, math · first AC: Oct 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,473 global accepts · Tags: brute force, data structures, divide and conquer, dp, graphs, greedy, shortest paths · first AC: Jul 24, 2025 · C++20 (GCC 13-64) (first AC)