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Open on Codeforces · 1,736 unique accepted
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Quality: 2,057 global accepts · Tags: dp, matrices · first AC: May 4, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 4,477 global accepts · Tags: brute force, constructive algorithms, divide and conquer, greedy, hashing, implementation, math, strings · first AC: Apr 6, 2024 · last AC: Apr 22, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 4,788 global accepts · Tags: bitmasks, brute force, constructive algorithms, divide and conquer, dp, greedy, implementation, math · first AC: Apr 13, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 6,300 global accepts · Tags: constructive algorithms, greedy, math · first AC: Apr 6, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 4,666 global accepts · Tags: constructive algorithms, dfs and similar, graphs, shortest paths · first AC: Mar 11, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 3,564 global accepts · Tags: binary search, data structures, implementation, math, two pointers · first AC: Feb 29, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 5,143 global accepts · Tags: data structures, dfs and similar, dp, dsu, graphs, trees · first AC: Feb 23, 2024 · last AC: Feb 25, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 3,646 global accepts · Tags: combinatorics, math, number theory · first AC: Feb 13, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 4,622 global accepts · Tags: data structures, implementation, math, two pointers · first AC: Dec 16, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 2,514 global accepts · Tags: greedy, interactive, math · first AC: Nov 30, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 5,357 global accepts · Tags: bitmasks, brute force, dp, math, number theory · first AC: Nov 26, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 4,778 global accepts · Tags: data structures, dfs and similar, trees · first AC: Oct 31, 2023 · C++17 (GCC 7-32) (first AC)
Tags: brute force, data structures, dp · first AC: Oct 28, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 2,889 global accepts · Tags: binary search, data structures · first AC: Oct 13, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 4,330 global accepts · Tags: constructive algorithms, interactive, math · first AC: Sep 11, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 5,032 global accepts · Tags: brute force, greedy, math · first AC: Sep 8, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 4,046 global accepts · Tags: binary search, data structures, dsu, graphs, implementation, sortings, trees, two pointers · first AC: Jul 26, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 1,666 global accepts · Tags: constructive algorithms, greedy · first AC: Mar 8, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,574 global accepts · Tags: combinatorics, data structures, dp, dsu, math, string suffix structures, strings · first AC: Feb 26, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,083 global accepts · Tags: constructive algorithms, dfs and similar, graph matchings, graphs, greedy, strings · first AC: Feb 21, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,242 global accepts · Tags: dfs and similar, interactive, sortings, trees · first AC: Jan 25, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,499 global accepts · Tags: combinatorics, constructive algorithms, data structures, dfs and similar, greedy, implementation, trees · first AC: Jan 7, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,855 global accepts · Tags: dp, math, number theory · first AC: Jan 7, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,319 global accepts · Tags: combinatorics, data structures, dp · first AC: Nov 28, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,273 global accepts · Tags: binary search, divide and conquer, greedy, implementation, math, number theory · first AC: Nov 14, 2025 · C++20 (GCC 13-64) (first AC)