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Open on Codeforces · 3,000 unique accepted
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Quality: 556 global accepts · Tags: data structures, games · first AC: Dec 19, 2020 · C++17 (GCC 9-64) (first AC)
Quality: 663 global accepts · Tags: bitmasks, dp, graphs, trees · first AC: Jul 24, 2020 · C++17 (GCC 7-32) (first AC)
Quality: 521 global accepts · Tags: data structures, trees · first AC: May 6, 2020 · last AC: May 18, 2020 · C++17 (GCC 7-32) (first AC)
Quality: 536 global accepts · Tags: constructive algorithms, data structures · first AC: Apr 3, 2020 · C++17 (GCC 7-32) (first AC)
Quality: 442 global accepts · Tags: bitmasks, divide and conquer, math · first AC: Nov 24, 2019 · last AC: Nov 24, 2019 · C++17 (GCC 7-32) (first AC)
Quality: 57 global accepts · Tags: *special, binary search, dp, trees · first AC: Sep 7, 2019 · Kotlin 1.4 (first AC)
Quality: 742 global accepts · Tags: constructive algorithms, games, trees · first AC: Feb 7, 2019 · C++14 (GCC 6-32) (first AC)
Quality: 2,130 global accepts · Tags: combinatorics, divide and conquer, fft, number theory · first AC: Jan 6, 2019 · last AC: Jan 7, 2019 · C++14 (GCC 6-32) (first AC)
Quality: 129 global accepts · Tags: implementation · first AC: Nov 4, 2018 · C++14 (GCC 6-32) (first AC)
Quality: 356 global accepts · Tags: fft, math · first AC: May 29, 2018 · last AC: Aug 25, 2018 · C++14 (GCC 6-32) (first AC)
Quality: 288 global accepts · Tags: combinatorics, data structures, dp, fft, math · first AC: May 27, 2018 · C++14 (GCC 6-32) (first AC)
Quality: 579 global accepts · Tags: binary search, data structures · first AC: Sep 24, 2017 · GNU C++11 (first AC)
Tags: data structures · first AC: Jul 3, 2016 · GNU C++11 (first AC)
Quality: 164 global accepts · Tags: brute force, dp, greedy · first AC: Apr 15, 2016 · GNU C++11 (first AC)
Quality: 696 global accepts · Tags: data structures, implementation · first AC: Feb 26, 2016 · GNU C++11 (first AC)
Quality: 607 global accepts · Tags: data structures, dp, greedy, math · first AC: Feb 13, 2016 · GNU C++11 (first AC)
Quality: 291 global accepts · Tags: dp · first AC: Feb 7, 2015 · GNU C++0x (first AC)
Quality: 195 global accepts · Tags: geometry · first AC: Jun 19, 2014 · GNU C++ (first AC)
Quality: 276 global accepts · Tags: binary search, brute force · first AC: Apr 8, 2012 · Delphi (first AC)
Quality: 236 global accepts · Tags: combinatorics · first AC: Jan 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 223 global accepts · Tags: combinatorics, dp, matrices, probabilities · first AC: Dec 19, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 117 global accepts · Tags: brute force, combinatorics, constructive algorithms, dfs and similar, math · first AC: Nov 23, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 395 global accepts · Tags: dp, greedy, math · first AC: Oct 12, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 304 global accepts · Tags: binary search, data structures · first AC: Jul 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 224 global accepts · Tags: bitmasks, combinatorics, dp, fft, math · first AC: Apr 19, 2025 · C++20 (GCC 13-64) (first AC)