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Open on Codeforces · 1,108 unique accepted
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Quality: 607 global accepts · Tags: chinese remainder theorem, data structures, implementation, number theory, two pointers · first AC: Nov 5, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 478 global accepts · Tags: combinatorics, graphs, trees · first AC: Oct 28, 2024 · last AC: Oct 28, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 656 global accepts · Tags: *special, bitmasks, data structures, divide and conquer, dsu · first AC: Oct 17, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,349 global accepts · Tags: bitmasks, dp, shortest paths · first AC: Jul 13, 2024 · last AC: Jul 13, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 609 global accepts · Tags: binary search, constructive algorithms, data structures, dfs and similar, dsu, greedy, implementation, trees · first AC: Mar 7, 2024 · last AC: Mar 7, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 595 global accepts · Tags: constructive algorithms, implementation, interactive, trees · first AC: Feb 14, 2024 · last AC: Feb 14, 2024 · C++17 (GCC 9-64) (first AC)
Quality: 447 global accepts · Tags: dp, hashing, implementation, string suffix structures, strings · first AC: Feb 12, 2024 · last AC: Feb 12, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 1,086 global accepts · Tags: data structures, dp, flows, greedy, matrices · first AC: Jan 14, 2024 · last AC: Jan 14, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 602 global accepts · Tags: constructive algorithms, dp, greedy · first AC: Nov 14, 2023 · last AC: Nov 14, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,653 global accepts · Tags: data structures, flows, graphs, implementation · first AC: Nov 14, 2023 · last AC: Nov 14, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,578 global accepts · Tags: combinatorics, dp, math, probabilities · first AC: Oct 26, 2023 · last AC: Oct 26, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 932 global accepts · Tags: divide and conquer, dp, math, probabilities · first AC: Oct 26, 2023 · last AC: Oct 26, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,434 global accepts · Tags: data structures, implementation, string suffix structures, two pointers · first AC: Oct 22, 2023 · last AC: Oct 22, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,923 global accepts · Tags: data structures · first AC: Sep 15, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,155 global accepts · Tags: graphs · first AC: Aug 10, 2023 · last AC: Aug 10, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 4,037 global accepts · Tags: dfs and similar, divide and conquer, dp, graphs, sortings, trees · first AC: Aug 2, 2023 · last AC: Aug 2, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 277 global accepts · Tags: fft, math, number theory, strings · first AC: Feb 24, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 284 global accepts · Tags: binary search, bitmasks, brute force, data structures, greedy, string suffix structures · first AC: Feb 12, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 371 global accepts · Tags: brute force, combinatorics, implementation, interactive, math, probabilities · first AC: Dec 4, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 302 global accepts · Tags: brute force, combinatorics, dp · first AC: Nov 28, 2025 · last AC: Nov 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 423 global accepts · Tags: binary search, combinatorics, data structures, dfs and similar, dp, graphs, math, trees · first AC: Nov 7, 2025 · last AC: Nov 7, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 620 global accepts · Tags: combinatorics, dp, math · first AC: Feb 12, 2025 · last AC: Nov 3, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 329 global accepts · Tags: combinatorics, dp, greedy, math · first AC: Oct 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 261 global accepts · Tags: combinatorics, greedy, math · first AC: Oct 23, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 347 global accepts · Tags: combinatorics, data structures, implementation, math · first AC: Oct 16, 2025 · C++20 (GCC 13-64) (first AC)