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Open on Codeforces · 1,021 unique accepted
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Quality: 3,484 global accepts · Tags: dp, greedy, math, number theory · first AC: Jul 26, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,321 global accepts · Tags: dp, implementation, sortings · first AC: Mar 21, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,666 global accepts · Tags: constructive algorithms, greedy · first AC: Mar 8, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,574 global accepts · Tags: combinatorics, data structures, dp, dsu, math, string suffix structures, strings · first AC: Feb 26, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 4,191 global accepts · Tags: flows, graph matchings, number theory · first AC: Jan 10, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,671 global accepts · Tags: combinatorics, dfs and similar, dp, graphs, greedy, math, probabilities, trees · first AC: Jan 9, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,499 global accepts · Tags: combinatorics, constructive algorithms, data structures, dfs and similar, greedy, implementation, trees · first AC: Jan 7, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 5,744 global accepts · Tags: brute force, data structures, hashing, implementation, math, number theory, sortings, two pointers · first AC: Jan 7, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,054 global accepts · Tags: bitmasks, data structures, games, math, probabilities, sortings, strings, trees · first AC: Jan 6, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,413 global accepts · Tags: combinatorics, dp, math, probabilities · first AC: Oct 1, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 4,757 global accepts · Tags: constructive algorithms, implementation, sortings · first AC: Sep 3, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 4,522 global accepts · Tags: data structures, dp, math, probabilities · first AC: Jul 11, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,474 global accepts · Tags: combinatorics, dp, math · first AC: Jul 7, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,111 global accepts · Tags: combinatorics, implementation, math, matrices, number theory · first AC: May 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 9,395 global accepts · Tags: constructive algorithms, dfs and similar, divide and conquer, greedy, trees · first AC: Feb 11, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 7,090 global accepts · Tags: bitmasks, data structures, trees · first AC: Dec 3, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 4,064 global accepts · Tags: data structures · first AC: Aug 13, 2024 · C++20 (GCC 13-64) (first AC)
Tags: brute force, data structures, implementation · first AC: May 6, 2026 · last AC: May 6, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,989 global accepts · Tags: data structures, dp, greedy · first AC: Mar 21, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,782 global accepts · Tags: brute force, dp, hashing, string suffix structures, strings · first AC: Mar 21, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,264 global accepts · Tags: dsu, graphs, sortings, trees · first AC: Mar 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,509 global accepts · Tags: binary search, brute force, data structures, dp, hashing, math, string suffix structures, strings · first AC: Jan 6, 2026 · last AC: Jan 6, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,824 global accepts · Tags: combinatorics, math, trees · first AC: Dec 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,862 global accepts · Tags: constructive algorithms, dfs and similar, math, trees · first AC: Dec 25, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,209 global accepts · Tags: brute force, interactive, math · first AC: Dec 24, 2025 · C++20 (GCC 13-64) (first AC)