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Open on Codeforces · 2,696 unique accepted
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Quality: 1,282 global accepts · Tags: data structures, dfs and similar, graphs, implementation, trees · first AC: Feb 25, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,695 global accepts · Tags: constructive algorithms, sortings · first AC: Feb 22, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,033 global accepts · Tags: data structures, divide and conquer, geometry · first AC: Feb 14, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,001 global accepts · Tags: combinatorics, constructive algorithms, greedy, sortings · first AC: Feb 8, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,158 global accepts · Tags: bitmasks, constructive algorithms, dfs and similar, dsu, graphs, greedy, implementation, trees · first AC: Feb 8, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,693 global accepts · Tags: binary search, constructive algorithms, interactive, ternary search · first AC: Feb 8, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,107 global accepts · Tags: dfs and similar, graphs, greedy, implementation, sortings, trees · first AC: Feb 1, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,799 global accepts · Tags: bitmasks, brute force, data structures, divide and conquer, greedy, implementation, two pointers · first AC: Jan 25, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,632 global accepts · Tags: bitmasks, constructive algorithms, math, matrices, number theory · first AC: Jan 24, 2024 · last AC: Jan 24, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 2,028 global accepts · Tags: bitmasks, combinatorics, data structures, dp, two pointers · first AC: Jan 23, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,198 global accepts · Tags: binary search, brute force, data structures, dfs and similar, dsu, graphs, shortest paths · first AC: Jan 21, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,747 global accepts · Tags: dp, graph matchings · first AC: Jan 19, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 908 global accepts · Tags: 2-sat, binary search, data structures, graphs, trees · first AC: Dec 1, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,408 global accepts · Tags: bitmasks, constructive algorithms, dp, trees · first AC: Oct 4, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,709 global accepts · Tags: data structures · first AC: Jul 22, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,028 global accepts · Tags: binary search, bitmasks, data structures, dfs and similar, greedy, math, sortings · first AC: Jul 7, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 5,100 global accepts · Tags: divide and conquer, dp · first AC: Jun 3, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,304 global accepts · Tags: binary search, data structures, divide and conquer, geometry, ternary search · first AC: Apr 3, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 671 global accepts · Tags: data structures, geometry · first AC: Apr 3, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,550 global accepts · Tags: binary search, bitmasks, data structures, hashing, probabilities, strings, trees · first AC: Dec 11, 2022 · last AC: Dec 12, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 3,032 global accepts · Tags: binary search, constructive algorithms, data structures · first AC: Jun 6, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 349 global accepts · Tags: combinatorics, dp, math, trees · first AC: Apr 7, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 455 global accepts · Tags: divide and conquer, math, number theory, strings, trees · first AC: Mar 1, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 414 global accepts · Tags: binary search, divide and conquer, dp, hashing, math, two pointers · first AC: Feb 25, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,497 global accepts · Tags: bitmasks, combinatorics, dp, math · first AC: Dec 8, 2025 · C++23 (GCC 14-64, msys2) (first AC)