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Open on Codeforces · 581 unique accepted
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Quality: 399 global accepts · Tags: constructive algorithms, data structures, hashing, math · first AC: Apr 4, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 549 global accepts · Tags: bitmasks, combinatorics, dp, fft, math, probabilities · first AC: Feb 26, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 972 global accepts · Tags: constructive algorithms, flows, graph matchings, greedy · first AC: Feb 25, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 554 global accepts · Tags: bitmasks, math, matrices · first AC: Oct 28, 2025 · last AC: Feb 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 390 global accepts · Tags: greedy, implementation, math · first AC: Jan 22, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Tags: combinatorics, dp · first AC: Jan 5, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 430 global accepts · Tags: brute force, data structures, divide and conquer, dp, greedy, two pointers · first AC: Dec 30, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 350 global accepts · Tags: combinatorics, data structures, dfs and similar, dp, trees · first AC: Dec 29, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 594 global accepts · Tags: bitmasks, data structures, dp, hashing, probabilities · first AC: Dec 28, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 598 global accepts · Tags: combinatorics, dp, math, sortings · first AC: Dec 26, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 678 global accepts · Tags: data structures, dfs and similar, dp, dsu, graphs, greedy, math, trees · first AC: Dec 25, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 833 global accepts · Tags: data structures, dfs and similar, dp, greedy, sortings, trees · first AC: Dec 18, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 466 global accepts · Tags: combinatorics, dp, fft, math, trees · first AC: Dec 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 506 global accepts · Tags: combinatorics, dp, math, number theory · first AC: Dec 11, 2025 · last AC: Dec 11, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 608 global accepts · Tags: brute force, data structures, number theory · first AC: Oct 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 803 global accepts · Tags: brute force, data structures, dp, greedy, math, probabilities, two pointers · first AC: Oct 15, 2025 · last AC: Oct 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 637 global accepts · Tags: data structures, dfs and similar, dsu, graphs, meet-in-the-middle, trees · first AC: Oct 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 598 global accepts · Tags: binary search, divide and conquer, interactive, math, probabilities · first AC: Oct 4, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 406 global accepts · Tags: dfs and similar, graphs, implementation, trees · first AC: Sep 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 665 global accepts · Tags: combinatorics, data structures, greedy · first AC: Sep 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 637 global accepts · Tags: graphs, greedy, shortest paths · first AC: Sep 19, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,060 global accepts · Tags: brute force, combinatorics, dp, math, probabilities · first AC: Sep 7, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,647 global accepts · Tags: data structures, hashing, probabilities · first AC: Jul 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 694 global accepts · Tags: brute force, dp, greedy, shortest paths · first AC: Jul 25, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,415 global accepts · Tags: bitmasks, combinatorics, constructive algorithms, interactive, math · first AC: Jul 22, 2025 · C++20 (GCC 13-64) (first AC)