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Open on Codeforces · 2,834 unique accepted
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Quality: 885 global accepts · Tags: bitmasks, divide and conquer, dp · first AC: Apr 2, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,064 global accepts · Tags: binary search, dfs and similar, hashing, string suffix structures, trees · first AC: Mar 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 563 global accepts · Tags: data structures, dfs and similar, divide and conquer, dsu, trees · first AC: Mar 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 557 global accepts · Tags: brute force, data structures, trees · first AC: Mar 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 243 global accepts · Tags: data structures, greedy, trees · first AC: Mar 13, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 347 global accepts · Tags: combinatorics, graphs, trees · first AC: Mar 12, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,237 global accepts · Tags: bitmasks, combinatorics, data structures, divide and conquer, dp, math · first AC: Mar 12, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 813 global accepts · Tags: combinatorics, dp, fft, math · first AC: Mar 11, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 380 global accepts · Tags: brute force, dfs and similar, dp, graphs, hashing · first AC: Mar 10, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 719 global accepts · Tags: constructive algorithms, geometry, sortings · first AC: Feb 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 707 global accepts · Tags: constructive algorithms, dfs and similar, graphs · first AC: Feb 27, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 204 global accepts · Tags: bitmasks, brute force, data structures, math, number theory · first AC: Feb 27, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 423 global accepts · Tags: combinatorics, dp, fft, math · first AC: Feb 26, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 200 global accepts · Tags: binary search, bitmasks, data structures, dp, greedy, string suffix structures · first AC: Feb 25, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,055 global accepts · Tags: combinatorics, dp, trees · first AC: Feb 15, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 168 global accepts · Tags: bitmasks, data structures, dfs and similar, dp, fft, trees · first AC: Feb 15, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 403 global accepts · Tags: dp, greedy, hashing, implementation · first AC: Feb 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 574 global accepts · Tags: dp, math · first AC: Jan 15, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 259 global accepts · Tags: data structures, dp · first AC: Dec 23, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 967 global accepts · Tags: brute force, dp, graphs, greedy · first AC: Dec 17, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,160 global accepts · Tags: binary search, data structures, dp · first AC: Dec 17, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 383 global accepts · Tags: dp, math, probabilities · first AC: Dec 17, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 917 global accepts · Tags: combinatorics, dp, matrices, strings · first AC: Dec 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 891 global accepts · Tags: combinatorics, dfs and similar, dp, math, trees · first AC: Dec 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 490 global accepts · Tags: combinatorics, number theory · first AC: Dec 1, 2025 · C++20 (GCC 13-64) (first AC)