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Open on Codeforces · 1,323 unique accepted
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Quality: 1,476 global accepts · Tags: binary search, brute force, data structures, divide and conquer, dp, two pointers · first AC: Apr 17, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,957 global accepts · Tags: combinatorics, games · first AC: Mar 30, 2024 · C++20 (GCC 13-64) (first AC)
Tags: constructive algorithms, dfs and similar, greedy, trees · first AC: Mar 17, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 3,178 global accepts · Tags: bitmasks, brute force, data structures, math · first AC: Mar 13, 2024 · last AC: Mar 13, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,290 global accepts · Tags: — · first AC: Mar 2, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 2,268 global accepts · Tags: brute force, combinatorics, data structures, dfs and similar, math, trees · first AC: Feb 17, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,863 global accepts · Tags: binary search, brute force, data structures, dfs and similar, dp, dsu, games, graphs, greedy, sortings, two pointers · first AC: Nov 6, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,210 global accepts · Tags: math, matrices · first AC: Oct 25, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 3,362 global accepts · Tags: combinatorics, dfs and similar, math, probabilities, trees · first AC: Sep 7, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 468 global accepts · Tags: brute force, constructive algorithms, geometry, implementation · first AC: Feb 21, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,914 global accepts · Tags: brute force, greedy, math, number theory · first AC: Jan 22, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,123 global accepts · Tags: constructive algorithms, dfs and similar, graphs · first AC: Jan 18, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,763 global accepts · Tags: bitmasks, games, greedy, interactive · first AC: Jan 15, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,651 global accepts · Tags: bitmasks, brute force, data structures, greedy, math · first AC: Jan 10, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,631 global accepts · Tags: binary search, dp · first AC: Jan 9, 2026 · last AC: Jan 9, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,543 global accepts · Tags: combinatorics, dp, math, trees · first AC: Jan 7, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,549 global accepts · Tags: combinatorics, data structures, dfs and similar, dp, dsu, graphs, hashing, implementation, math, trees · first AC: Jan 6, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,430 global accepts · Tags: brute force, dp, greedy, math · first AC: Dec 25, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,854 global accepts · Tags: bitmasks, constructive algorithms, dp, greedy, math, sortings, two pointers · first AC: Dec 24, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,425 global accepts · Tags: dp, greedy, sortings · first AC: Dec 20, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,047 global accepts · Tags: greedy, implementation, sortings · first AC: Dec 14, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,487 global accepts · Tags: bitmasks, combinatorics, dp, math, number theory · first AC: Dec 13, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,276 global accepts · Tags: data structures, dfs and similar, dp, dsu, greedy, implementation, trees · first AC: Dec 13, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,044 global accepts · Tags: dp, greedy · first AC: Nov 19, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 782 global accepts · Tags: combinatorics, implementation, math · first AC: Nov 10, 2025 · C++20 (GCC 13-64) (first AC)