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Open on Codeforces · 654 unique accepted
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Quality: 3,801 global accepts · Tags: dfs and similar, math, probabilities, trees · first AC: Nov 14, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 10,375 global accepts · Tags: combinatorics, data structures, implementation, math · first AC: Aug 20, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 2,139 global accepts · Tags: *special · first AC: Oct 9, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 13,085 global accepts · Tags: binary search, interactive, ternary search · first AC: Oct 6, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 10,847 global accepts · Tags: brute force, geometry, greedy, implementation · first AC: Jul 14, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 8,000 global accepts · Tags: bitmasks, constructive algorithms, interactive, math · first AC: Jul 7, 2021 · C++14 (GCC 6-32) (first AC)
Tags: dfs and similar, dsu, greedy, implementation · first AC: Dec 20, 2020 · C++14 (GCC 6-32) (first AC)
Quality: 4,217 global accepts · Tags: bitmasks, graphs, interactive · first AC: Dec 2, 2020 · C++14 (GCC 6-32) (first AC)
Quality: 20,819 global accepts · Tags: constructive algorithms, dfs and similar, dsu, graphs, greedy, implementation, shortest paths · first AC: Oct 24, 2020 · C++14 (GCC 6-32) (first AC)
Quality: 8,680 global accepts · Tags: dp, implementation, strings · first AC: Feb 20, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 4,964 global accepts · Tags: greedy, implementation, strings, two pointers · first AC: Nov 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 6,186 global accepts · Tags: combinatorics, dfs and similar, graphs, trees · first AC: Aug 7, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,222 global accepts · Tags: brute force, dfs and similar, graphs, implementation · first AC: Dec 8, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 4,357 global accepts · Tags: brute force, data structures, dfs and similar, dsu, math, trees · first AC: Aug 30, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 12,585 global accepts · Tags: binary search, bitmasks, data structures, trees · first AC: Jul 10, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 8,700 global accepts · Tags: dp, games · first AC: Jun 30, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 6,443 global accepts · Tags: dfs and similar, dp, trees · first AC: Aug 5, 2023 · last AC: Nov 23, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 9,240 global accepts · Tags: binary search, math, number theory · first AC: Jul 23, 2023 · last AC: Nov 23, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 5,460 global accepts · Tags: constructive algorithms, graphs, greedy, math, sortings, two pointers · first AC: Jul 23, 2023 · last AC: Nov 23, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,847 global accepts · Tags: brute force, dfs and similar, dp, meet-in-the-middle · first AC: May 28, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 6,418 global accepts · Tags: dp, greedy · first AC: May 4, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,461 global accepts · Tags: combinatorics · first AC: Apr 12, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 8,471 global accepts · Tags: dfs and similar, graphs, math, number theory, shortest paths · first AC: Jan 30, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 3,915 global accepts · Tags: constructive algorithms, implementation · first AC: Jan 10, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 7,729 global accepts · Tags: constructive algorithms, data structures, trees · first AC: Dec 30, 2022 · C++20 (GCC 11-64) (first AC)