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Open on Codeforces · 1,014 unique accepted
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Quality: 2,034 global accepts · Tags: constructive algorithms, math, strings, trees · first AC: Mar 30, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 1,666 global accepts · Tags: constructive algorithms, greedy · first AC: Mar 8, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 2,083 global accepts · Tags: constructive algorithms, dfs and similar, graph matchings, graphs, greedy, strings · first AC: Feb 24, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 2,242 global accepts · Tags: dfs and similar, interactive, sortings, trees · first AC: Jan 25, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 2,855 global accepts · Tags: dp, math, number theory · first AC: Jan 7, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 2,499 global accepts · Tags: combinatorics, constructive algorithms, data structures, dfs and similar, greedy, implementation, trees · first AC: Jan 7, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 2,584 global accepts · Tags: constructive algorithms, data structures, dp, implementation, math · first AC: Dec 8, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,321 global accepts · Tags: dp, implementation, sortings · first AC: Dec 7, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,319 global accepts · Tags: combinatorics, data structures, dp · first AC: Dec 7, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,273 global accepts · Tags: binary search, divide and conquer, greedy, implementation, math, number theory · first AC: Nov 15, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,731 global accepts · Tags: binary search, brute force, divide and conquer, implementation, interactive · first AC: Nov 15, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,773 global accepts · Tags: binary search, data structures, dp, greedy · first AC: Nov 4, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,915 global accepts · Tags: constructive algorithms, greedy · first AC: Oct 18, 2025 · last AC: Oct 18, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 6,891 global accepts · Tags: bitmasks, brute force, dp, meet-in-the-middle · first AC: Oct 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,321 global accepts · Tags: brute force, data structures, dp, dsu, greedy, implementation, two pointers · first AC: Oct 12, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,066 global accepts · Tags: binary search, data structures, greedy, sortings · first AC: Oct 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,779 global accepts · Tags: constructive algorithms, graphs, greedy, interactive, math · first AC: Oct 3, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,666 global accepts · Tags: binary search, brute force, data structures, divide and conquer, probabilities · first AC: Sep 29, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,442 global accepts · Tags: constructive algorithms, interactive, math · first AC: Aug 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,556 global accepts · Tags: brute force, dfs and similar, greedy, implementation, trees · first AC: May 8, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 4,429 global accepts · Tags: brute force, greedy · first AC: Apr 7, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,021 global accepts · Tags: data structures, dfs and similar, dsu, graphs, greedy, implementation, strings · first AC: Mar 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,749 global accepts · Tags: 2-sat, dfs and similar, graphs · first AC: Mar 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,164 global accepts · Tags: dp, geometry · first AC: Mar 11, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 4,427 global accepts · Tags: data structures, divide and conquer, strings, trees · first AC: Mar 4, 2025 · C++20 (GCC 13-64) (first AC)