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Open on Codeforces · 59 unique accepted
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Quality: 8,851 global accepts · Tags: constructive algorithms, dfs and similar, greedy, trees · first AC: Jan 7, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 12,638 global accepts · Tags: constructive algorithms · first AC: May 2, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 5,372 global accepts · Tags: brute force, implementation · first AC: Nov 5, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 8,691 global accepts · Tags: combinatorics, dp, greedy, math · first AC: Jun 9, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 3,670 global accepts · Tags: constructive algorithms, dsu, greedy · first AC: Mar 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,593 global accepts · Tags: binary search, combinatorics, dfs and similar, dp, graphs, interactive · first AC: Feb 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 7,853 global accepts · Tags: bitmasks, brute force, constructive algorithms, dp, greedy, hashing, strings · first AC: Jun 6, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 6,340 global accepts · Tags: bitmasks, brute force, constructive algorithms, greedy, implementation, math · first AC: May 31, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 6,928 global accepts · Tags: binary search, data structures · first AC: May 2, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 8,078 global accepts · Tags: combinatorics, dp, math, sortings · first AC: Apr 12, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,897 global accepts · Tags: bitmasks, combinatorics, math · first AC: Mar 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 5,298 global accepts · Tags: binary search, data structures, dp, hashing, string suffix structures, strings · first AC: May 3, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 3,881 global accepts · Tags: brute force, hashing, implementation, math, string suffix structures, strings · first AC: Jun 9, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,852 global accepts · Tags: dp, math, number theory · first AC: Jan 7, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,498 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: 2,507 global accepts · Tags: binary search, brute force, data structures, dp, hashing, math, string suffix structures, strings · first AC: May 2, 2024 · C++20 (GCC 13-64) (first AC)
Tags: brute force, math, number theory · first AC: Apr 30, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,969 global accepts · Tags: binary search, data structures, dsu, greedy, implementation, math, number theory · first AC: Apr 12, 2024 · C++20 (GCC 13-64) (first AC)
Tags: combinatorics, data structures, math, matrices · first AC: May 1, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 914 global accepts · Tags: combinatorics, divide and conquer, dp, math · first AC: Mar 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,814 global accepts · Tags: dp, greedy, trees · first AC: Jun 9, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,809 global accepts · Tags: binary search, constructive algorithms, data structures, geometry, implementation, two pointers · first AC: Jun 7, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 855 global accepts · Tags: brute force, dp, greedy, interactive, math, number theory, trees · first AC: Mar 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,128 global accepts · Tags: brute force, combinatorics, dfs and similar, dp, trees · first AC: Jan 7, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,141 global accepts · Tags: brute force, dp, math · first AC: Jun 9, 2024 · C++20 (GCC 13-64) (first AC)