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Open on Codeforces · 2,834 unique accepted
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Quality: 9,181 global accepts · Tags: combinatorics, math, number theory · first AC: Sep 3, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 16,488 global accepts · Tags: constructive algorithms, dp, greedy · first AC: Aug 22, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 15,570 global accepts · Tags: data structures, dp, games, greedy · first AC: Aug 17, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 556 global accepts · Tags: *special, implementation · first AC: May 30, 2023 · Roco (first AC)
Quality: 1,574 global accepts · Tags: implementation · first AC: Apr 5, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 26,010 global accepts · Tags: dfs and similar, dsu, graphs · first AC: Mar 25, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 19,432 global accepts · Tags: brute force, dfs and similar, games · first AC: Mar 25, 2023 · last AC: Mar 25, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 51,687 global accepts · Tags: dp, greedy, implementation · first AC: Mar 19, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 62,203 global accepts · Tags: dfs and similar, graphs, greedy, implementation, math, shortest paths · first AC: Mar 15, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 72,462 global accepts · Tags: binary search, brute force, implementation, two pointers · first AC: Mar 8, 2023 · last AC: Mar 8, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 8,559 global accepts · Tags: dfs and similar, dp, trees · first AC: Feb 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 6,293 global accepts · Tags: implementation · first AC: Dec 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 13,803 global accepts · Tags: bitmasks, constructive algorithms, greedy, math · first AC: May 26, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 11,419 global accepts · Tags: bitmasks, constructive algorithms, interactive, math, number theory · first AC: May 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,302 global accepts · Tags: implementation · first AC: May 13, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 13,827 global accepts · Tags: binary search, greedy · first AC: Feb 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 13,229 global accepts · Tags: brute force, data structures, dp, greedy, implementation, strings · first AC: Nov 29, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 9,903 global accepts · Tags: brute force, data structures, implementation, number theory · first AC: Oct 29, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 12,798 global accepts · Tags: binary search, brute force, dfs and similar, divide and conquer, dsu, greedy, interactive, trees · first AC: Aug 20, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 735 global accepts · Tags: — · first AC: Jul 13, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 6,684 global accepts · Tags: constructive algorithms, implementation, strings · first AC: May 26, 2024 · last AC: May 26, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 11,058 global accepts · Tags: brute force, data structures, dp, greedy · first AC: Apr 14, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 4,900 global accepts · Tags: binary search, brute force, greedy, sortings · first AC: Mar 25, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 13,296 global accepts · Tags: hashing, string suffix structures, strings · first AC: Feb 26, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 12,653 global accepts · Tags: brute force, math, number theory · first AC: Feb 23, 2024 · last AC: Feb 23, 2024 · C++20 (GCC 11-64) (first AC)