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Open on Codeforces · 320 unique accepted
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Quality: 15,175 global accepts · Tags: data structures, trees · first AC: Feb 1, 2024 · last AC: Feb 1, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 4,402 global accepts · Tags: brute force, data structures, dp, implementation, two pointers · first AC: Jan 30, 2024 · last AC: Jan 30, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,991 global accepts · Tags: combinatorics, dp, greedy · first AC: Feb 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 3,687 global accepts · Tags: binary search, divide and conquer, interactive · first AC: Dec 27, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,985 global accepts · Tags: constructive algorithms, dfs and similar, greedy, trees · first AC: Oct 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,503 global accepts · Tags: binary search, bitmasks, constructive algorithms, interactive · first AC: Jul 31, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 5,309 global accepts · Tags: data structures, graph matchings, greedy · first AC: Mar 22, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 4,329 global accepts · Tags: data structures, dfs and similar, games, graphs, greedy, trees · first AC: Jan 26, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 5,042 global accepts · Tags: binary search, brute force, data structures, geometry, greedy, implementation, math, ternary search, two pointers · first AC: Jan 22, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 3,244 global accepts · Tags: dp, matrices · first AC: Oct 4, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 4,658 global accepts · Tags: bitmasks, chinese remainder theorem, constructive algorithms, games, interactive, math, number theory · first AC: Oct 4, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 8,295 global accepts · Tags: brute force, math, number theory · first AC: Sep 24, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,906 global accepts · Tags: binary search, data structures, math, sortings · first AC: Jul 11, 2024 · last AC: Jul 11, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 3,255 global accepts · Tags: dp · first AC: Jul 9, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 19,779 global accepts · Tags: data structures, schedules · first AC: Feb 1, 2024 · last AC: Feb 1, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 4,818 global accepts · Tags: binary search, data structures, greedy, implementation, sortings · first AC: Jan 26, 2024 · last AC: Jan 30, 2024 · C++17 (GCC 9-64) (first AC)
Quality: 2,778 global accepts · Tags: constructive algorithms, graphs, greedy, interactive, math · first AC: Oct 3, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,741 global accepts · Tags: constructive algorithms, data structures, dfs and similar, dsu, greedy, trees · first AC: Aug 7, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,691 global accepts · Tags: data structures, dfs and similar, dp, greedy, implementation, math, sortings, trees · first AC: Nov 15, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 7,041 global accepts · Tags: dp, math, number theory · first AC: Oct 29, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 5,215 global accepts · Tags: dp, math, matrices · first AC: Oct 4, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 3,549 global accepts · Tags: data structures, two pointers · first AC: Aug 14, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 3,572 global accepts · Tags: binary search, dsu, graphs, greedy · first AC: Jul 13, 2024 · last AC: Jul 13, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 1,602 global accepts · Tags: greedy, implementation · first AC: Jul 10, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 2,116 global accepts · Tags: constructive algorithms, data structures, dfs and similar, graphs, greedy, math, sortings · first AC: Jul 10, 2024 · C++14 (GCC 6-32) (first AC)