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Open on Codeforces · 1,329 unique accepted
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Quality: 2,853 global accepts · Tags: dp, math, number theory · first AC: Jan 15, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 4,529 global accepts · Tags: data structures, sortings, trees, two pointers · first AC: Nov 21, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,276 global accepts · Tags: interactive, math · first AC: Nov 11, 2025 · C++17 (GCC 7-32) (first AC)
Tags: brute force, dp, greedy, implementation, two pointers · first AC: Oct 13, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,441 global accepts · Tags: constructive algorithms, interactive, math · first AC: Sep 17, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,741 global accepts · Tags: constructive algorithms, data structures, dfs and similar, dsu, greedy, trees · first AC: Aug 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,983 global accepts · Tags: brute force, constructive algorithms, dfs and similar, dp, graphs, greedy, trees · first AC: Jun 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,877 global accepts · Tags: binary search, data structures, dfs and similar, implementation, trees · first AC: May 29, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 3,347 global accepts · Tags: binary search, data structures, dfs and similar, dp, greedy, implementation, sortings · first AC: Apr 15, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,441 global accepts · Tags: combinatorics, divide and conquer, math · first AC: Dec 14, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 3,382 global accepts · Tags: binary search, greedy, implementation, math · first AC: Nov 17, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,823 global accepts · Tags: combinatorics, data structures, greedy · first AC: Oct 27, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,445 global accepts · Tags: dp, strings · first AC: Oct 12, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,863 global accepts · Tags: binary search, data structures, dp, graphs, greedy, shortest paths, sortings · first AC: Mar 14, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 3,859 global accepts · Tags: greedy, implementation · first AC: Jan 10, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 3,215 global accepts · Tags: brute force, data structures, dfs and similar, dp, strings, trees · first AC: Dec 30, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 4,334 global accepts · Tags: constructive algorithms, interactive, number theory · first AC: Dec 19, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 2,768 global accepts · Tags: combinatorics, math · first AC: Nov 24, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 3,067 global accepts · Tags: binary search, bitmasks, brute force, greedy, implementation, two pointers · first AC: Oct 23, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 3,240 global accepts · Tags: constructive algorithms, number theory · first AC: Sep 23, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 4,180 global accepts · Tags: binary search, bitmasks, brute force, dp, math, meet-in-the-middle · first AC: Jun 4, 2021 · last AC: Jul 9, 2022 · GNU C++11 (first AC)
Quality: 3,383 global accepts · Tags: data structures, dp, graphs · first AC: Jul 1, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 1,946 global accepts · Tags: brute force, implementation, trees · first AC: Jul 1, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 3,629 global accepts · Tags: binary search, brute force, constructive algorithms, data structures, greedy, two pointers · first AC: May 31, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 3,773 global accepts · Tags: brute force, combinatorics, constructive algorithms, dfs and similar, dsu, graphs, math · first AC: May 23, 2022 · C++14 (GCC 6-32) (first AC)