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Open on Codeforces · 173 unique accepted
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Quality: 3,434 global accepts · Tags: combinatorics, dp, math · first AC: Nov 20, 2025 · C++20 (GCC 13-64) (first AC)
Tags: combinatorics, data structures, dp, math · first AC: Aug 23, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,631 global accepts · Tags: combinatorics, dp, games, math · first AC: Jul 26, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 581 global accepts · Tags: brute force, games, implementation, interactive · first AC: Apr 14, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 856 global accepts · Tags: brute force, dp, greedy, interactive, math, number theory, trees · first AC: Mar 28, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,024 global accepts · Tags: combinatorics, math, probabilities · first AC: Dec 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,687 global accepts · Tags: data structures, dfs and similar, dp, dsu, greedy, trees · first AC: Nov 21, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,035 global accepts · Tags: combinatorics, graphs · first AC: Sep 7, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 847 global accepts · Tags: combinatorics, divide and conquer, dp, matrices · first AC: Jul 25, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 611 global accepts · Tags: binary search, dfs and similar, divide and conquer, implementation, interactive, trees · first AC: Jun 15, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,136 global accepts · Tags: bitmasks, divide and conquer, dp, fft, math · first AC: Feb 3, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,068 global accepts · Tags: combinatorics, dp, math · first AC: Jan 25, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 459 global accepts · Tags: combinatorics · first AC: Jan 8, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,246 global accepts · Tags: data structures, dp, graph matchings, sortings · first AC: Oct 6, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 155 global accepts · Tags: *special, data structures, dp, greedy · first AC: Apr 26, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 542 global accepts · Tags: binary search, implementation, math · first AC: May 1, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 720 global accepts · Tags: data structures, hashing, strings, two pointers · first AC: Mar 25, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 769 global accepts · Tags: brute force · first AC: Nov 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,960 global accepts · Tags: constructive algorithms, dfs and similar, graphs, math · first AC: Feb 23, 2025 · last AC: Jun 13, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,687 global accepts · Tags: math, matrices · first AC: Feb 26, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 630 global accepts · Tags: constructive algorithms, dfs and similar, graphs · first AC: Feb 23, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,504 global accepts · Tags: bitmasks, brute force, combinatorics, greedy, hashing, math, two pointers · first AC: Jan 18, 2025 · last AC: Jan 18, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,647 global accepts · Tags: data structures, hashing, probabilities · first AC: Jan 23, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,578 global accepts · Tags: combinatorics, dp, math, probabilities · first AC: Jan 6, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 594 global accepts · Tags: bitmasks, data structures, dp, hashing, probabilities · first AC: Dec 28, 2025 · C++17 (GCC 7-32) (first AC)