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Open on Codeforces · 2,828 unique accepted
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Quality: 97 global accepts · Tags: binary search, chinese remainder theorem, dfs and similar, interactive, math · first AC: Feb 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 420 global accepts · Tags: data structures, dp, matrices · first AC: Feb 4, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 255 global accepts · Tags: constructive algorithms, dp, greedy, trees · first AC: Dec 18, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 395 global accepts · Tags: dp, greedy, math · first AC: Oct 13, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 440 global accepts · Tags: dp, hashing, implementation, string suffix structures, strings, two pointers · first AC: Jul 16, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 288 global accepts · Tags: dp, number theory · first AC: Nov 24, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,045 global accepts · Tags: data structures, greedy · first AC: Jun 2, 2024 · last AC: Jun 2, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 316 global accepts · Tags: data structures · first AC: May 5, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,010 global accepts · Tags: data structures, dp, string suffix structures · first AC: May 4, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 158 global accepts · Tags: constructive algorithms, math, number theory · first AC: May 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 239 global accepts · Tags: binary search, data structures, divide and conquer, dsu, greedy, math, sortings · first AC: Apr 29, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 552 global accepts · Tags: binary search, data structures, flows, greedy · first AC: Apr 29, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 496 global accepts · Tags: constructive algorithms, divide and conquer · first AC: Apr 29, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 134 global accepts · Tags: constructive algorithms, data structures, greedy · first AC: Apr 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 203 global accepts · Tags: brute force, dfs and similar, dp, geometry, probabilities · first AC: Apr 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 483 global accepts · Tags: bitmasks, dp · first AC: Apr 1, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 342 global accepts · Tags: combinatorics, fft, math · first AC: Apr 1, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 511 global accepts · Tags: data structures, sortings · first AC: Apr 1, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 173 global accepts · Tags: dfs and similar, dp, greedy, shortest paths, trees · first AC: Mar 31, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 710 global accepts · Tags: constructive algorithms, flows, graphs · first AC: Mar 30, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 219 global accepts · Tags: bitmasks, combinatorics, dp, graphs · first AC: Mar 30, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 171 global accepts · Tags: binary search, geometry · first AC: Mar 27, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,005 global accepts · Tags: data structures · first AC: Mar 26, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 184 global accepts · Tags: brute force · first AC: Mar 26, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 739 global accepts · Tags: dp, math, number theory · first AC: Mar 26, 2026 · C++20 (GCC 13-64) (first AC)