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Open on Codeforces · 672 unique accepted
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Quality: 1,194 global accepts · Tags: dfs and similar, graphs · first AC: Feb 27, 2026 · C++20 (GCC 13-64) (first AC)
Tags: bitmasks, brute force, dp, games · first AC: Dec 18, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 855 global accepts · Tags: divide and conquer, math, number theory, trees · first AC: Sep 18, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 643 global accepts · Tags: combinatorics, math, number theory · first AC: Nov 12, 2024 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,505 global accepts · Tags: data structures, dsu · first AC: Jul 20, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 220 global accepts · Tags: binary search, divide and conquer, interactive, trees · first AC: Mar 21, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 709 global accepts · Tags: bitmasks, constructive algorithms, trees · first AC: Mar 21, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 440 global accepts · Tags: dp, hashing, implementation, string suffix structures, strings, two pointers · first AC: Jan 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 432 global accepts · Tags: binary search, data structures, dp, greedy · first AC: Jan 20, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 650 global accepts · Tags: matrices, trees · first AC: Sep 24, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 497 global accepts · Tags: games · first AC: Jul 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,839 global accepts · Tags: data structures, dfs and similar, graphs, trees · first AC: Dec 25, 2023 · last AC: Dec 25, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,046 global accepts · Tags: data structures, greedy · first AC: Sep 16, 2022 · last AC: Sep 16, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 552 global accepts · Tags: binary search, data structures, flows, greedy · first AC: Apr 8, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 569 global accepts · Tags: dp, string suffix structures, strings · first AC: Mar 26, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 366 global accepts · Tags: combinatorics, dfs and similar, dsu, trees · first AC: Mar 18, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 228 global accepts · Tags: graphs · first AC: Jan 20, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 716 global accepts · Tags: brute force, data structures, hashing · first AC: Jan 19, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 737 global accepts · Tags: combinatorics, dp · first AC: Jan 19, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,508 global accepts · Tags: binary search, data structures · first AC: Jul 21, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 709 global accepts · Tags: data structures, string suffix structures, strings · first AC: Mar 25, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Tags: data structures, dfs and similar, dsu, string suffix structures, trees · first AC: Jan 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 454 global accepts · Tags: combinatorics, fft, graphs, math · first AC: Oct 29, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 447 global accepts · Tags: string suffix structures · first AC: Oct 15, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 226 global accepts · Tags: constructive algorithms, data structures, divide and conquer, geometry, graphs, implementation · first AC: Apr 30, 2026 · C++23 (GCC 14-64, msys2) (first AC)