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Open on Codeforces · 1,168 unique accepted
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Quality: 18,404 global accepts · Tags: data structures, dfs and similar, dsu, trees · first AC: Aug 10, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,788 global accepts · Tags: brute force, combinatorics, greedy, sortings, trees, two pointers · first AC: Jun 9, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 3,361 global accepts · Tags: combinatorics, dfs and similar, math, probabilities, trees · first AC: Jun 1, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,914 global accepts · Tags: brute force, data structures, dfs and similar, dp, trees, two pointers · first AC: Apr 3, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,182 global accepts · Tags: constructive algorithms, data structures, dfs and similar, graph matchings, graphs · first AC: Apr 22, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,292 global accepts · Tags: brute force, constructive algorithms, divide and conquer, math, ternary search · first AC: Nov 23, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 782 global accepts · Tags: combinatorics, implementation, math · first AC: Nov 2, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,905 global accepts · Tags: dfs and similar, dsu, graphs, greedy, sortings, trees · first AC: Sep 10, 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 19, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,300 global accepts · Tags: dp, probabilities, two pointers · first AC: Jan 30, 2025 · last AC: Jan 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,549 global accepts · Tags: combinatorics, data structures, dfs and similar, dp, dsu, graphs, hashing, implementation, math, trees · first AC: Jan 22, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,591 global accepts · Tags: binary search, bitmasks, brute force, constructive algorithms, implementation, interactive · first AC: Jan 2, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,631 global accepts · Tags: combinatorics, dp, games, math · first AC: Oct 29, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,623 global accepts · Tags: binary search, data structures, dp, greedy, trees · first AC: Oct 29, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,443 global accepts · Tags: bitmasks, dp, math, probabilities · first AC: Oct 25, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,244 global accepts · Tags: binary search, brute force, data structures, divide and conquer, implementation, number theory · first AC: Sep 15, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,543 global accepts · Tags: combinatorics, dp, math, trees · first AC: Aug 21, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,580 global accepts · Tags: data structures, dfs and similar, dsu, graphs, number theory, two pointers · first AC: Jul 11, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 2,127 global accepts · Tags: constructive algorithms, dfs and similar, graphs, number theory · first AC: May 31, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 1,624 global accepts · Tags: brute force, combinatorics, dp, math, number theory · first AC: Apr 22, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 1,951 global accepts · Tags: brute force, combinatorics, dp, math · first AC: Mar 21, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 1,651 global accepts · Tags: bitmasks, brute force, data structures, greedy, math · first AC: Mar 6, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,763 global accepts · Tags: bitmasks, games, greedy, interactive · first AC: Mar 3, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,728 global accepts · Tags: data structures, graphs, greedy, implementation, shortest paths, sortings · first AC: Feb 29, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,335 global accepts · Tags: flows, graphs · first AC: Feb 3, 2024 · C++17 (GCC 7-32) (first AC)