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Open on Codeforces · 486 unique accepted
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Quality: 14,365 global accepts · Tags: binary search, data structures, implementation, two pointers · first AC: Aug 17, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 14,663 global accepts · Tags: binary search, math, meet-in-the-middle, number theory · first AC: Mar 19, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 8,707 global accepts · Tags: constructive algorithms, dp, math · first AC: Oct 18, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 19,333 global accepts · Tags: constructive algorithms, dp, greedy, implementation · first AC: Oct 18, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 8,855 global accepts · Tags: constructive algorithms, dfs and similar, greedy, trees · first AC: Jan 7, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 10,669 global accepts · Tags: binary search, greedy, math, two pointers · first AC: Jan 7, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 4,818 global accepts · Tags: implementation · first AC: Jan 18, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 13,028 global accepts · Tags: brute force, dp, greedy, math, number theory · first AC: Aug 17, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 15,174 global accepts · Tags: constructive algorithms, greedy, math · first AC: Mar 23, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 13,403 global accepts · Tags: brute force, constructive algorithms, math, number theory · first AC: Oct 18, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 3,571 global accepts · Tags: hashing, implementation, strings · first AC: Oct 7, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 25,535 global accepts · Tags: bitmasks, brute force, dp, greedy · first AC: Apr 24, 2021 · last AC: Apr 24, 2021 · GNU C++11 (first AC)
Quality: 6,007 global accepts · Tags: binary search, greedy, math, sortings, ternary search, two pointers · first AC: Nov 23, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 12,617 global accepts · Tags: 2-sat, brute force, greedy, implementation, math · first AC: Sep 27, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 2,842 global accepts · Tags: binary search, constructive algorithms, graphs, greedy · first AC: Apr 21, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 6,491 global accepts · Tags: constructive algorithms, implementation · first AC: Jul 25, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 12,442 global accepts · Tags: probabilities · first AC: Jul 18, 2023 · last AC: Jul 18, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 8,650 global accepts · Tags: brute force, constructive algorithms, math · first AC: Mar 18, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 13,070 global accepts · Tags: combinatorics, math · first AC: Mar 17, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 11,125 global accepts · Tags: bitmasks, brute force, strings · first AC: Feb 1, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 10,816 global accepts · Tags: binary search, dp · first AC: Oct 26, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 14,996 global accepts · Tags: math, number theory · first AC: Oct 25, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 6,697 global accepts · Tags: constructive algorithms, greedy, implementation, math · first AC: Dec 27, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 6,051 global accepts · Tags: combinatorics, implementation, math · first AC: Sep 24, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 7,341 global accepts · Tags: constructive algorithms, interactive, math · first AC: Aug 28, 2025 · C++17 (GCC 7-32) (first AC)