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Open on Codeforces · 787 unique accepted
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Quality: 1,794 global accepts · Tags: data structures, divide and conquer, hashing · first AC: Nov 9, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,942 global accepts · Tags: data structures, dp, greedy, sortings · first AC: Nov 9, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,210 global accepts · Tags: combinatorics, dp, math, strings · first AC: Oct 26, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,724 global accepts · Tags: dp, greedy · first AC: Aug 2, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 466 global accepts · Tags: combinatorics, dp, fft, math, trees · first AC: Mar 25, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 478 global accepts · Tags: combinatorics, graphs, trees · first AC: Mar 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,217 global accepts · Tags: binary search, dp · first AC: Nov 12, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 598 global accepts · Tags: binary search, divide and conquer, interactive, math, probabilities · first AC: Sep 25, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,057 global accepts · Tags: brute force, combinatorics, dp, math, probabilities · first AC: Aug 25, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 771 global accepts · Tags: dp, graphs, math, probabilities · first AC: Jul 17, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 780 global accepts · Tags: data structures, number theory · first AC: Mar 18, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 789 global accepts · Tags: data structures, dfs and similar, divide and conquer, dsu, graphs · first AC: Mar 8, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 928 global accepts · Tags: greedy, math, number theory · first AC: Jan 21, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,008 global accepts · Tags: constructive algorithms, graphs, math · first AC: Jan 3, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,199 global accepts · Tags: binary search, data structures, trees · first AC: Jul 23, 2024 · last AC: Jul 23, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 721 global accepts · Tags: 2-sat, constructive algorithms, graphs, implementation · first AC: Jul 5, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 370 global accepts · Tags: data structures, divide and conquer, interactive, trees · first AC: May 21, 2024 · last AC: May 21, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 905 global accepts · Tags: combinatorics, dp, math, number theory, probabilities · first AC: May 6, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 777 global accepts · Tags: greedy, hashing, string suffix structures, strings · first AC: Apr 26, 2024 · last AC: Apr 26, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 2,186 global accepts · Tags: data structures, dfs and similar, dp, strings, trees · first AC: Apr 22, 2024 · last AC: Apr 22, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 785 global accepts · Tags: constructive algorithms, flows, graph matchings, math, number theory · first AC: Apr 17, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 972 global accepts · Tags: constructive algorithms, flows, graph matchings, greedy · first AC: Apr 17, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 1,579 global accepts · Tags: flows, graph matchings, graphs · first AC: Apr 11, 2024 · last AC: Apr 11, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 597 global accepts · Tags: data structures, trees · first AC: Apr 10, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 495 global accepts · Tags: dfs and similar, dp, graphs, trees · first AC: Apr 10, 2024 · C++14 (GCC 6-32) (first AC)