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Open on Codeforces · 697 unique accepted
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Quality: 919 global accepts · Tags: flows, graph matchings, graphs, number theory · first AC: Dec 31, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 875 global accepts · Tags: data structures, dp, trees · first AC: Jul 26, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 557 global accepts · Tags: binary search, constructive algorithms, dfs and similar, greedy, trees · first AC: Oct 21, 2024 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 196 global accepts · Tags: interactive, math · first AC: Jul 1, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 204 global accepts · Tags: data structures, dp · first AC: Apr 5, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 709 global accepts · Tags: data structures, string suffix structures, strings · first AC: Aug 7, 2023 · last AC: Mar 29, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 74 global accepts · Tags: geometry · first AC: Mar 22, 2024 · last AC: Mar 22, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 248 global accepts · Tags: dp · first AC: Mar 14, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 215 global accepts · Tags: graph matchings · first AC: Feb 19, 2024 · last AC: Feb 19, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 314 global accepts · Tags: combinatorics, divide and conquer, dp, fft, math · first AC: Feb 14, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 452 global accepts · Tags: data structures, divide and conquer, flows, graph matchings · first AC: Jan 4, 2024 · last AC: Jan 4, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 321 global accepts · Tags: brute force, divide and conquer, greedy · first AC: Jan 4, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 170 global accepts · Tags: games, interactive · first AC: Oct 12, 2023 · last AC: Oct 12, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 560 global accepts · Tags: constructive algorithms, trees · first AC: Aug 8, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 298 global accepts · Tags: binary search, flows, graphs · first AC: Dec 25, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 201 global accepts · Tags: math, meet-in-the-middle · first AC: Oct 16, 2025 · last AC: Oct 16, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 304 global accepts · Tags: dp · first AC: Jan 2, 2025 · last AC: Jan 2, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 310 global accepts · Tags: combinatorics, constructive algorithms, greedy, math, number theory · first AC: Aug 16, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 323 global accepts · Tags: data structures, divide and conquer, hashing, string suffix structures, strings · first AC: Jul 15, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 482 global accepts · Tags: bitmasks, brute force, combinatorics, math · first AC: May 3, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 324 global accepts · Tags: data structures, math · first AC: May 1, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 176 global accepts · Tags: brute force · first AC: Apr 30, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 174 global accepts · Tags: bitmasks, constructive algorithms, dp, number theory · first AC: Apr 22, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 196 global accepts · Tags: data structures, greedy · first AC: Apr 22, 2024 · last AC: Apr 22, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 174 global accepts · Tags: data structures, dp · first AC: Apr 9, 2024 · last AC: Apr 9, 2024 · C++20 (GCC 13-64) (first AC)