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Open on Codeforces · 1,221 unique accepted
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Quality: 1,717 global accepts · Tags: combinatorics, fft, math · first AC: Sep 6, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 1,860 global accepts · Tags: data structures, greedy, math, number theory · first AC: Aug 16, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 1,994 global accepts · Tags: constructive algorithms, dp, greedy, number theory · first AC: Jan 27, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 2,631 global accepts · Tags: combinatorics, dp, games, math · first AC: Jan 22, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 1,701 global accepts · Tags: data structures, dfs and similar, games, graphs, greedy, math, sortings, trees · first AC: Dec 24, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 1,558 global accepts · Tags: combinatorics, fft, graphs, math, number theory · first AC: Dec 11, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 2,451 global accepts · Tags: bitmasks, data structures, dp, matrices · first AC: Nov 28, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 1,579 global accepts · Tags: brute force, constructive algorithms, implementation, sortings · first AC: Oct 30, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 1,538 global accepts · Tags: constructive algorithms, math · first AC: Oct 8, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 1,435 global accepts · Tags: binary search, dsu, greedy · first AC: Oct 1, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 2,331 global accepts · Tags: combinatorics, data structures, dp, sortings · first AC: Feb 12, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 2,430 global accepts · Tags: brute force, dp, greedy, math · first AC: May 2, 2020 · GNU C++11 (first AC)
Quality: 1,100 global accepts · Tags: bitmasks, brute force, constructive algorithms, data structures, dp, implementation, math · first AC: Feb 21, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 996 global accepts · Tags: data structures, dp, expression parsing, flows, greedy, strings · first AC: Feb 12, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 952 global accepts · Tags: constructive algorithms, dfs and similar, graphs, math · first AC: Jan 25, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,025 global accepts · Tags: binary search, brute force, dp, geometry, greedy, math, two pointers · first AC: Jan 19, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,416 global accepts · Tags: brute force, combinatorics, dp, math, two pointers · first AC: Jan 19, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 951 global accepts · Tags: combinatorics, dsu, number theory, probabilities, trees · first AC: Jan 18, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,131 global accepts · Tags: brute force, combinatorics, dfs and similar, dp, trees · first AC: Jan 7, 2026 · last AC: Jan 8, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,093 global accepts · Tags: bitmasks, brute force, combinatorics, data structures, greedy, math · first AC: Jan 5, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,203 global accepts · Tags: binary search, divide and conquer, greedy, sortings, ternary search, two pointers · first AC: Jan 5, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 961 global accepts · Tags: binary search, brute force, data structures, dp, games, graphs, greedy · first AC: Jan 5, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,501 global accepts · Tags: binary search, interactive, math, sortings · first AC: Jan 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,024 global accepts · Tags: combinatorics, math, probabilities · first AC: Jan 1, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 897 global accepts · Tags: graph matchings, greedy · first AC: Nov 27, 2025 · C++20 (GCC 13-64) (first AC)