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Open on Codeforces · 1,249 unique accepted
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Quality: 4,331 global accepts · Tags: binary search, brute force, greedy, math · first AC: Jan 17, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 4,390 global accepts · Tags: constructive algorithms, greedy, math · first AC: Jan 3, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 4,757 global accepts · Tags: constructive algorithms, implementation, sortings · first AC: Dec 22, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 631 global accepts · Tags: bitmasks, brute force, communication, constructive algorithms, graphs, interactive, trees · first AC: Apr 12, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,782 global accepts · Tags: brute force, dp, hashing, string suffix structures, strings · first AC: Mar 21, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,824 global accepts · Tags: combinatorics, math, trees · first AC: Dec 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,209 global accepts · Tags: brute force, interactive, math · first AC: Dec 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,303 global accepts · Tags: bitmasks, data structures, dp, implementation, math · first AC: Dec 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,040 global accepts · Tags: brute force, constructive algorithms, dp, greedy, math, number theory · first AC: May 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,544 global accepts · Tags: dfs and similar, dp, graphs, greedy, trees · first AC: Jan 26, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,019 global accepts · Tags: combinatorics, constructive algorithms, greedy, hashing, math · first AC: Nov 30, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,372 global accepts · Tags: combinatorics, dp, implementation, math · first AC: Nov 23, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,192 global accepts · Tags: data structures, dp, dsu, greedy, implementation, matrices, sortings · first AC: Sep 27, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 2,317 global accepts · Tags: binary search, brute force, data structures, implementation · first AC: Aug 13, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 2,778 global accepts · Tags: brute force, greedy, implementation, math, sortings · first AC: Jul 28, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 2,278 global accepts · Tags: brute force, data structures, graphs, greedy, hashing · first AC: Jul 26, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 2,977 global accepts · Tags: binary search, brute force, math, ternary search · first AC: Jul 17, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,716 global accepts · Tags: brute force, data structures, greedy, strings · first AC: Jun 22, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 6,312 global accepts · Tags: data structures, divide and conquer, dp, greedy · first AC: Jun 10, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,797 global accepts · Tags: constructive algorithms, interactive, math, meet-in-the-middle, probabilities · first AC: Jun 6, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,119 global accepts · Tags: brute force, dfs and similar, dp, graphs · first AC: Jun 6, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 5,641 global accepts · Tags: constructive algorithms, graphs, math, number theory · first AC: May 30, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 9,386 global accepts · Tags: bitmasks, brute force, dfs and similar, dp · first AC: May 30, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,520 global accepts · Tags: combinatorics, trees · first AC: May 26, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 8,100 global accepts · Tags: combinatorics, dp, math, number theory · first AC: May 20, 2023 · C++20 (GCC 11-64) (first AC)