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Open on Codeforces · 737 unique accepted
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Quality: 2,152 global accepts · Tags: constructive algorithms, interactive, number theory · first AC: Dec 1, 2023 · last AC: Dec 1, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 5,100 global accepts · Tags: divide and conquer, dp · first AC: Apr 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 856 global accepts · Tags: brute force, dp, greedy, interactive, math, number theory, trees · first AC: Mar 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 996 global accepts · Tags: data structures, dp, expression parsing, flows, greedy, strings · first AC: Feb 11, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 847 global accepts · Tags: combinatorics, divide and conquer, dp, matrices · first AC: Feb 2, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,093 global accepts · Tags: bitmasks, brute force, combinatorics, data structures, greedy, math · first AC: Dec 29, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 897 global accepts · Tags: graph matchings, greedy · first AC: Nov 16, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,025 global accepts · Tags: binary search, brute force, dp, geometry, greedy, math, two pointers · first AC: Oct 13, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,437 global accepts · Tags: combinatorics, data structures, dp · first AC: Sep 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,957 global accepts · Tags: data structures, probabilities · first AC: Mar 26, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,100 global accepts · Tags: bitmasks, brute force, constructive algorithms, data structures, dp, implementation, math · first AC: Mar 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,303 global accepts · Tags: binary search, data structures, divide and conquer, geometry, ternary search · first AC: Feb 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 886 global accepts · Tags: brute force, constructive algorithms, greedy, hashing, strings · first AC: Feb 4, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,278 global accepts · Tags: *special, dfs and similar, trees · first AC: Jan 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,065 global accepts · Tags: data structures, dp, games, greedy, implementation · first AC: Dec 5, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 851 global accepts · Tags: constructive algorithms, graphs, greedy · first AC: Nov 11, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,102 global accepts · Tags: binary search, brute force, dfs and similar, dp, trees · first AC: Oct 29, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,209 global accepts · Tags: data structures, dp, dsu, graphs, math, trees · first AC: Oct 7, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,554 global accepts · Tags: brute force, data structures, dfs and similar, trees · first AC: Aug 5, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,443 global accepts · Tags: brute force, data structures, hashing, math, number theory · first AC: Jun 24, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,298 global accepts · Tags: constructive algorithms, data structures, dfs and similar, dp, dsu, greedy, implementation, trees · first AC: Apr 24, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,747 global accepts · Tags: dp, graph matchings · first AC: Jan 25, 2024 · last AC: Jan 25, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 6,274 global accepts · Tags: data structures, divide and conquer, dp · first AC: Apr 5, 2026 · last AC: Apr 5, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,289 global accepts · Tags: dp, graphs, math, probabilities, trees · first AC: Jan 29, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 650 global accepts · Tags: combinatorics, dfs and similar, dp, math, trees · first AC: Nov 10, 2025 · C++23 (GCC 14-64, msys2) (first AC)