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Open on Codeforces · 142 unique accepted
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Quality: 3,881 global accepts · Tags: brute force, hashing, implementation, math, string suffix structures, strings · first AC: Jun 9, 2024 · Java 21 (first AC)
Quality: 2,498 global accepts · Tags: combinatorics, constructive algorithms, data structures, dfs and similar, greedy, implementation, trees · first AC: Jan 7, 2026 · Java 21 (first AC)
Quality: 2,659 global accepts · Tags: data structures, dp · first AC: Sep 24, 2025 · Java 21 (first AC)
Quality: 2,741 global accepts · Tags: constructive algorithms, data structures, dfs and similar, dsu, greedy, trees · first AC: Aug 7, 2025 · Java 21 (first AC)
Quality: 2,670 global accepts · Tags: combinatorics, dfs and similar, dp, graphs, greedy, math, probabilities, trees · first AC: Dec 8, 2024 · Java 21 (first AC)
Quality: 7,748 global accepts · Tags: data structures, dfs and similar, dsu, graphs · first AC: Jul 30, 2024 · C++20 (GCC 13-64) (first AC)
Tags: binary search, data structures, dp, greedy · first AC: Nov 17, 2023 · Java 17 (first AC)
Quality: 2,497 global accepts · Tags: binary search, brute force, data structures, dfs and similar, dp, graphs, implementation, math, number theory · first AC: Jun 12, 2025 · Java 21 (first AC)
Quality: 1,458 global accepts · Tags: dp, games, math, probabilities · first AC: Mar 23, 2025 · Java 21 (first AC)
Quality: 3,544 global accepts · Tags: dfs and similar, dp, graphs, greedy, trees · first AC: Jan 26, 2025 · Java 21 (first AC)
Quality: 8,281 global accepts · Tags: dp · first AC: Dec 8, 2023 · Java 17 (first AC)
Quality: 2,920 global accepts · Tags: brute force, data structures, dp · first AC: Aug 11, 2024 · Java 21 (first AC)
Quality: 1,427 global accepts · Tags: constructive algorithms, geometry, greedy, math · first AC: Jun 12, 2025 · Java 21 (first AC)
Quality: 2,046 global accepts · Tags: greedy, implementation, sortings · first AC: Apr 19, 2025 · Java 21 (first AC)
Quality: 896 global accepts · Tags: graph matchings, greedy · first AC: Nov 16, 2025 · Java 21 (first AC)
Quality: 753 global accepts · Tags: brute force, data structures, divide and conquer · first AC: Aug 12, 2024 · Java 21 (first AC)
Quality: 3,182 global accepts · Tags: constructive algorithms, data structures, sortings · first AC: May 4, 2026 · Java 21 (first AC)