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Open on Codeforces · 734 unique accepted
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Quality: 1,437 global accepts · Tags: combinatorics, dp, fft, math · first AC: Sep 17, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,716 global accepts · Tags: combinatorics, fft, math · first AC: Sep 12, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,243 global accepts · Tags: brute force, data structures, implementation · first AC: Sep 4, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,315 global accepts · Tags: bitmasks, brute force, hashing, meet-in-the-middle · first AC: Sep 4, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,335 global accepts · Tags: flows, graphs · first AC: Dec 21, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 877 global accepts · Tags: binary search, brute force, math · first AC: Oct 8, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 971 global accepts · Tags: brute force, combinatorics, dp, math, probabilities · first AC: Oct 8, 2023 · C++17 (GCC 9-64) (first AC)
Tags: combinatorics, data structures, hashing, math, number theory, sortings, two pointers · first AC: Aug 1, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 10,837 global accepts · Tags: data structures, divide and conquer, trees · first AC: Feb 24, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 942 global accepts · Tags: math · first AC: Aug 23, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 914 global accepts · Tags: dfs and similar, graphs, hashing · first AC: Jul 19, 2021 · GNU C++11 (first AC)
Quality: 1,585 global accepts · Tags: dsu, graphs, greedy · first AC: Mar 13, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 785 global accepts · Tags: data structures, greedy, implementation · first AC: Feb 23, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,130 global accepts · Tags: brute force, combinatorics, dfs and similar, dp, trees · first AC: Jan 14, 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 4, 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 2, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 302 global accepts · Tags: hashing, string suffix structures, strings · first AC: Dec 7, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 982 global accepts · Tags: dfs and similar, divide and conquer, dp, graphs, greedy, math, matrices, number theory · first AC: Oct 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 638 global accepts · Tags: constructive algorithms, flows, graph matchings, graphs, implementation · first AC: Sep 14, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,928 global accepts · Tags: binary search, dfs and similar, dp, dsu, graphs, shortest paths, sortings · first AC: Jan 8, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,014 global accepts · Tags: bitmasks, dfs and similar, flows, graph matchings, graphs · first AC: Oct 31, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,851 global accepts · Tags: combinatorics, dp, math · first AC: Oct 22, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,447 global accepts · Tags: brute force, dp, games, graphs, math · first AC: Oct 18, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,689 global accepts · Tags: constructive algorithms, graphs, shortest paths · first AC: Oct 11, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 800 global accepts · Tags: constructive algorithms, implementation, math · first AC: Oct 3, 2024 · C++20 (GCC 13-64) (first AC)