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Open on Codeforces · 486 unique accepted
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Quality: 4,427 global accepts · Tags: data structures, divide and conquer, strings, trees · first AC: Feb 18, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 2,887 global accepts · Tags: combinatorics, constructive algorithms, dfs and similar, dsu, graphs · first AC: Jan 25, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 2,321 global accepts · Tags: data structures, dfs and similar, dp, graphs, trees · first AC: Oct 17, 2021 · last AC: Jan 17, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 11,284 global accepts · Tags: dfs and similar, dp, trees · first AC: Aug 14, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 6,850 global accepts · Tags: data structures, dfs and similar, graphs, trees · first AC: Jul 9, 2021 · GNU C++11 (first AC)
Quality: 1,824 global accepts · Tags: combinatorics, math, trees · first AC: Dec 27, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,274 global accepts · Tags: binary search, brute force, data structures, greedy, ternary search, two pointers · first AC: May 12, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,192 global accepts · Tags: data structures, dp, dsu, greedy, implementation, matrices, sortings · first AC: Sep 27, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 4,859 global accepts · Tags: brute force, math, number theory · first AC: Aug 27, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 3,191 global accepts · Tags: binary search, interactive, number theory, probabilities · first AC: Feb 17, 2024 · C++17 (GCC 9-64) (first AC)
Quality: 1,437 global accepts · Tags: brute force, dp, number theory · first AC: Jan 13, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 5,705 global accepts · Tags: data structures, dp, graphs · first AC: Oct 17, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 2,332 global accepts · Tags: binary search, dfs and similar, graphs, trees · first AC: Feb 1, 2023 · last AC: Aug 17, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,533 global accepts · Tags: binary search, graphs, greedy, implementation · first AC: Jan 29, 2023 · last AC: Aug 17, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 3,197 global accepts · Tags: brute force, data structures, dp, greedy, two pointers · first AC: Aug 17, 2023 · last AC: Aug 17, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 3,292 global accepts · Tags: data structures, dfs and similar, dp · first AC: Aug 10, 2023 · last AC: Aug 10, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 4,540 global accepts · Tags: data structures, dfs and similar, divide and conquer, dp, greedy, implementation, trees · first AC: Jul 16, 2023 · last AC: Jul 17, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 6,162 global accepts · Tags: binary search, data structures, greedy, hashing, string suffix structures, strings, two pointers · first AC: Jul 16, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 2,723 global accepts · Tags: brute force, constructive algorithms, trees · first AC: May 29, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 2,495 global accepts · Tags: binary search, bitmasks, combinatorics, data structures, divide and conquer · first AC: Feb 19, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 4,479 global accepts · Tags: hashing, strings · first AC: Oct 7, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 16,880 global accepts · Tags: data structures, implementation, math, two pointers · first AC: Aug 21, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 1,739 global accepts · Tags: bitmasks, divide and conquer, dp, greedy, math · first AC: Dec 25, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,964 global accepts · Tags: bitmasks, brute force, dp, shortest paths · first AC: Jun 19, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 1,932 global accepts · Tags: combinatorics, dfs and similar, dp, dsu, graphs, implementation, math, trees · first AC: Apr 26, 2025 · C++17 (GCC 7-32) (first AC)