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Open on Codeforces · 850 unique accepted
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Quality: 349 global accepts · Tags: data structures, dp, trees · first AC: Mar 19, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 605 global accepts · Tags: binary search, brute force, data structures, hashing, implementation, strings · first AC: Mar 12, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 204 global accepts · Tags: bitmasks, brute force, data structures, math, number theory · first AC: Mar 5, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 347 global accepts · Tags: combinatorics, graphs, trees · first AC: Dec 2, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 891 global accepts · Tags: combinatorics, dfs and similar, dp, math, trees · first AC: Nov 10, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 243 global accepts · Tags: data structures, greedy, trees · first AC: Oct 27, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 639 global accepts · Tags: binary search, interactive · first AC: Oct 17, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 967 global accepts · Tags: brute force, dp, graphs, greedy · first AC: Oct 4, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 825 global accepts · Tags: dfs and similar, dp, greedy, trees, two pointers · first AC: Sep 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,409 global accepts · Tags: data structures, divide and conquer · first AC: Sep 8, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 476 global accepts · Tags: data structures, graphs, sortings · first AC: Aug 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 826 global accepts · Tags: math, probabilities · first AC: Jun 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 571 global accepts · Tags: brute force, dfs and similar, dp, flows, graph matchings, graphs, greedy, implementation, probabilities, trees · first AC: Apr 29, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 248 global accepts · Tags: data structures, dp · first AC: Apr 21, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 339 global accepts · Tags: brute force, data structures, greedy, implementation, math · first AC: Mar 18, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 379 global accepts · Tags: combinatorics, dp, fft, math · first AC: Jan 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 134 global accepts · Tags: chinese remainder theorem, constructive algorithms, interactive, math · first AC: Dec 8, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 277 global accepts · Tags: data structures, dfs and similar, dp, greedy · first AC: Dec 4, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 103 global accepts · Tags: combinatorics, dp · first AC: Dec 2, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 515 global accepts · Tags: greedy, math, sortings, two pointers · first AC: Nov 7, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 274 global accepts · Tags: data structures, dp, greedy, trees · first AC: May 18, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 607 global accepts · Tags: data structures, dp, greedy, math · first AC: Nov 22, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,194 global accepts · Tags: dfs and similar, graphs · first AC: Aug 20, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 535 global accepts · Tags: combinatorics, probabilities · first AC: Jul 22, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 2,505 global accepts · Tags: data structures, dsu · first AC: Jun 4, 2024 · C++14 (GCC 6-32) (first AC)