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Open on Codeforces · 757 unique accepted
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Quality: 2,966 global accepts · Tags: binary search, data structures · first AC: Feb 22, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,962 global accepts · Tags: combinatorics, dp, greedy, math, number theory · first AC: Feb 19, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 5,104 global accepts · Tags: dfs and similar, dp, greedy, trees · first AC: May 4, 2026 · C++20 (GCC 13-64) (first AC)
Tags: binary search, data structures, implementation, two pointers · first AC: Apr 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 4,609 global accepts · Tags: brute force, data structures, dp, greedy, implementation · first AC: Apr 25, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 5,486 global accepts · Tags: bitmasks, greedy, math, trees · first AC: Apr 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 6,012 global accepts · Tags: brute force, dfs and similar, dp, trees · first AC: Apr 21, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 4,069 global accepts · Tags: brute force, data structures, dfs and similar, dsu, greedy, trees · first AC: Apr 17, 2026 · last AC: Apr 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 4,622 global accepts · Tags: data structures, implementation, math, two pointers · first AC: Apr 13, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 4,891 global accepts · Tags: data structures, greedy, sortings · first AC: Apr 10, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,077 global accepts · Tags: binary search, constructive algorithms, data structures, graphs, greedy, sortings · first AC: Apr 9, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,514 global accepts · Tags: greedy, interactive, math · first AC: Apr 8, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 4,308 global accepts · Tags: brute force, data structures, dfs and similar, graphs, implementation, trees · first AC: Apr 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 5,506 global accepts · Tags: binary search, brute force, dfs and similar, dp, math, number theory, sortings · first AC: Mar 22, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 4,035 global accepts · Tags: bitmasks, constructive algorithms, divide and conquer, greedy · first AC: Mar 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,505 global accepts · Tags: binary search, bitmasks, constructive algorithms, interactive · first AC: Mar 15, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,908 global accepts · Tags: binary search, bitmasks, combinatorics, dfs and similar, dsu, graphs, math · first AC: Mar 12, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,370 global accepts · Tags: bitmasks, brute force, dfs and similar, dp, fft, trees · first AC: Mar 12, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 5,512 global accepts · Tags: greedy, math, number theory · first AC: Mar 7, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,328 global accepts · Tags: bitmasks, combinatorics, greedy, math · first AC: Mar 5, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,655 global accepts · Tags: constructive algorithms, greedy, number theory · first AC: Mar 5, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,751 global accepts · Tags: communication, constructive algorithms, graphs, interactive, number theory, trees · first AC: Mar 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,285 global accepts · Tags: brute force, constructive algorithms, graphs, implementation, shortest paths, strings · first AC: Mar 2, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,708 global accepts · Tags: dp, graphs, greedy, math, sortings · first AC: Feb 15, 2026 · PyPy 3-64 (first AC)
Quality: 2,617 global accepts · Tags: dp, graphs, greedy, implementation · first AC: Feb 8, 2026 · PyPy 3-64 (first AC)