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Open on Codeforces · 1,058 unique accepted
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Quality: 4,146 global accepts · Tags: binary search, data structures, dp, greedy, two pointers · first AC: Nov 22, 2020 · last AC: Nov 22, 2020 · GNU C++11 (first AC)
Quality: 2,753 global accepts · Tags: binary search, constructive algorithms, math · first AC: Nov 22, 2020 · last AC: Nov 22, 2020 · GNU C++11 (first AC)
Quality: 9,386 global accepts · Tags: bitmasks, brute force, dfs and similar, dp · first AC: Feb 24, 2026 · last AC: Feb 25, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,337 global accepts · Tags: brute force, constructive algorithms, dfs and similar, graphs, greedy, implementation · first AC: Jan 16, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 3,162 global accepts · Tags: brute force, constructive algorithms, shortest paths, sortings · first AC: Jan 10, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,824 global accepts · Tags: combinatorics, math, trees · first AC: Dec 27, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,811 global accepts · Tags: constructive algorithms, math, probabilities, trees · first AC: Oct 17, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,040 global accepts · Tags: brute force, constructive algorithms, dp, greedy, math, number theory · first AC: Oct 3, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,933 global accepts · Tags: dfs and similar, dp, games, graphs · first AC: Sep 13, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 3,153 global accepts · Tags: constructive algorithms, math, number theory · first AC: Mar 23, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,854 global accepts · Tags: constructive algorithms, data structures, divide and conquer, games, greedy, math · first AC: Feb 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,192 global accepts · Tags: data structures, dp, dsu, greedy, implementation, matrices, sortings · first AC: Sep 27, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 4,479 global accepts · Tags: binary search, dp, greedy · first AC: Sep 11, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,283 global accepts · Tags: binary search, brute force, data structures, divide and conquer, greedy · first AC: Aug 11, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,773 global accepts · Tags: brute force, constructive algorithms, geometry, interactive, math · first AC: Jul 28, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,275 global accepts · Tags: — · first AC: Mar 2, 2024 · C++17 (GCC 9-64) (first AC)
Quality: 2,257 global accepts · Tags: brute force, combinatorics, dp, math · first AC: Dec 26, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 3,603 global accepts · Tags: dp · first AC: Aug 28, 2023 · last AC: Aug 28, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 2,485 global accepts · Tags: constructive algorithms, dfs and similar, graph matchings, graphs, greedy, trees · first AC: Oct 26, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 2,715 global accepts · Tags: combinatorics, dp, fft, math, number theory · first AC: Aug 16, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 2,168 global accepts · Tags: brute force, constructive algorithms, interactive, math · first AC: Jul 8, 2021 · last AC: Jul 12, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 4,477 global accepts · Tags: combinatorics, dp, math · first AC: May 2, 2021 · last AC: May 3, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 3,440 global accepts · Tags: bitmasks, brute force, constructive algorithms, divide and conquer, math · first AC: Apr 15, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 2,501 global accepts · Tags: dfs and similar, dp, graphs, implementation · first AC: Mar 29, 2021 · GNU C++11 (first AC)
Quality: 2,127 global accepts · Tags: brute force, graphs, greedy, interactive, sortings · first AC: Mar 29, 2021 · GNU C++11 (first AC)