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Open on Codeforces · 823 unique accepted
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Quality: 4,256 global accepts · Tags: data structures, dp, greedy, math · first AC: Feb 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,962 global accepts · Tags: combinatorics, dp, greedy, math, number theory · first AC: Jan 23, 2026 · C++20 (GCC 13-64) (first AC)
Tags: dp, games · first AC: Jan 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 10,847 global accepts · Tags: dfs and similar, dp, trees · first AC: Jun 30, 2025 · last AC: Dec 12, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 46,910 global accepts · Tags: graphs, shortest paths · first AC: Dec 2, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,815 global accepts · Tags: *special · first AC: Nov 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 15,178 global accepts · Tags: data structures, trees · first AC: Jul 26, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 5,356 global accepts · Tags: data structures, dfs and similar, dp, trees · first AC: Jun 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 4,009 global accepts · Tags: combinatorics, math · first AC: May 11, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 3,806 global accepts · Tags: binary search, bitmasks, data structures, dfs and similar, greedy, strings, trees, two pointers · first AC: May 11, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 149 global accepts · Tags: *special, combinatorics, math · first AC: Mar 2, 2026 · Kotlin 2.2 (first AC)
Quality: 9,904 global accepts · Tags: brute force, math · first AC: Feb 24, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 19,782 global accepts · Tags: data structures, schedules · first AC: Feb 24, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,995 global accepts · Tags: combinatorics, dp, greedy · first AC: Feb 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 5,608 global accepts · Tags: combinatorics, constructive algorithms, math · first AC: Feb 16, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,707 global accepts · Tags: dp, graphs, greedy, math, sortings · first AC: Feb 15, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 6,864 global accepts · Tags: dfs and similar, dp, greedy, trees · first AC: Feb 14, 2026 · last AC: Feb 14, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,522 global accepts · Tags: combinatorics, dfs and similar, dp, graphs, interactive · first AC: Feb 11, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,617 global accepts · Tags: dp, graphs, greedy, implementation · first AC: Feb 8, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 5,271 global accepts · Tags: 2-sat, dfs and similar, dsu, graph matchings, greedy · first AC: Jan 30, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 8,947 global accepts · Tags: constructive algorithms, greedy, math · first AC: Jan 9, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 12,349 global accepts · Tags: constructive algorithms, math, number theory · first AC: Jan 9, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,687 global accepts · Tags: binary search, divide and conquer, interactive · first AC: Dec 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 5,064 global accepts · Tags: math · first AC: Nov 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,655 global accepts · Tags: constructive algorithms, greedy, number theory · first AC: Nov 20, 2025 · C++20 (GCC 13-64) (first AC)