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Open on Codeforces · 700 unique accepted
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Quality: 4,431 global accepts · Tags: constructive algorithms, data structures, dp, greedy, implementation · first AC: Feb 7, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 3,748 global accepts · Tags: bitmasks, constructive algorithms, interactive, math · first AC: Aug 16, 2020 · C++14 (GCC 6-32) (first AC)
Quality: 9,395 global accepts · Tags: constructive algorithms, dfs and similar, divide and conquer, greedy, trees · first AC: Feb 22, 2019 · last AC: Mar 30, 2020 · C++14 (GCC 6-32) (first AC)
Quality: 4,640 global accepts · Tags: binary search, bitmasks, constructive algorithms, data structures, math, sortings · first AC: Mar 7, 2020 · C++14 (GCC 6-32) (first AC)
Quality: 2,348 global accepts · Tags: data structures, greedy, implementation · first AC: Dec 17, 2019 · C++14 (GCC 6-32) (first AC)
Quality: 2,924 global accepts · Tags: binary search, combinatorics, data structures, two pointers · first AC: May 15, 2019 · C++14 (GCC 6-32) (first AC)
Quality: 2,116 global accepts · Tags: constructive algorithms, data structures, dfs and similar, graphs, greedy, math, sortings · first AC: May 12, 2019 · C++14 (GCC 6-32) (first AC)
Quality: 5,219 global accepts · Tags: dp, math, matrices · first AC: Feb 18, 2019 · C++14 (GCC 6-32) (first AC)
Quality: 2,816 global accepts · Tags: data structures, dp · first AC: Jan 31, 2019 · C++14 (GCC 6-32) (first AC)
Quality: 1,824 global accepts · Tags: combinatorics, math, trees · first AC: Dec 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,498 global accepts · Tags: binary search, brute force, data structures, dfs and similar, dp, graphs, implementation, math, number theory · first AC: Jun 12, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,419 global accepts · Tags: binary search, brute force, implementation, interactive · first AC: May 1, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,544 global accepts · Tags: dfs and similar, dp, graphs, greedy, trees · first AC: Jan 26, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,239 global accepts · Tags: brute force, data structures, implementation · first AC: Sep 30, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 4,085 global accepts · Tags: dp, strings · first AC: Apr 15, 2020 · C++14 (GCC 6-32) (first AC)
Quality: 3,440 global accepts · Tags: bitmasks, brute force, constructive algorithms, divide and conquer, math · first AC: Apr 12, 2020 · C++14 (GCC 6-32) (first AC)
Quality: 2,459 global accepts · Tags: binary search, data structures, graph matchings, greedy, implementation, math, trees · first AC: Jun 21, 2019 · C++14 (GCC 6-32) (first AC)
Quality: 1,641 global accepts · Tags: bitmasks, chinese remainder theorem, constructive algorithms, interactive, math · first AC: Feb 18, 2019 · C++14 (GCC 6-32) (first AC)
Quality: 3,191 global accepts · Tags: binary search, interactive, number theory, probabilities · first AC: Feb 11, 2019 · C++14 (GCC 6-32) (first AC)
Quality: 3,172 global accepts · Tags: dp, math, number theory, probabilities · first AC: Jan 5, 2019 · C++14 (GCC 6-32) (first AC)
Quality: 1,372 global accepts · Tags: data structures, dfs and similar, dsu, games, graphs, greedy, trees · first AC: Jan 29, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,582 global accepts · Tags: data structures, dfs and similar, dsu, graphs, greedy · first AC: Nov 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,700 global accepts · Tags: combinatorics, graph matchings, math · first AC: Oct 12, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,664 global accepts · Tags: binary search, bitmasks, constructive algorithms, dp, interactive · first AC: Jul 31, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,580 global accepts · Tags: combinatorics, dp · first AC: Jul 6, 2025 · C++20 (GCC 13-64) (first AC)