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Open on Codeforces · 1,221 unique accepted
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Quality: 4,448 global accepts · Tags: constructive algorithms, dfs and similar, dp, greedy, trees · first AC: Sep 12, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 4,820 global accepts · Tags: dfs and similar, graphs, implementation, shortest paths · first AC: May 12, 2020 · GNU C++11 (first AC)
Quality: 8,947 global accepts · Tags: constructive algorithms, greedy, math · first AC: May 12, 2020 · GNU C++11 (first AC)
Quality: 6,354 global accepts · Tags: constructive algorithms, dfs and similar, dsu, graphs · first AC: May 6, 2020 · GNU C++11 (first AC)
Quality: 2,321 global accepts · Tags: brute force, data structures, dp, dsu, greedy, implementation, two pointers · first AC: Jan 19, 2026 · C++20 (GCC 13-64) (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++20 (GCC 13-64) (first AC)
Quality: 2,855 global accepts · Tags: dp, math, number theory · first AC: Jan 7, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,319 global accepts · Tags: combinatorics, data structures, dp · first AC: Jan 3, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 843 global accepts · Tags: implementation, strings · first AC: Nov 16, 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: 2,741 global accepts · Tags: constructive algorithms, data structures, dfs and similar, dsu, greedy, trees · first AC: Aug 14, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 3,845 global accepts · Tags: combinatorics, constructive algorithms, graphs, math · first AC: Mar 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,268 global accepts · Tags: greedy, implementation · first AC: Jan 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,214 global accepts · Tags: brute force, graphs · first AC: Dec 15, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,377 global accepts · Tags: data structures · first AC: Dec 1, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,777 global accepts · Tags: brute force, dp, greedy, math, number theory · first AC: Nov 18, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,909 global accepts · Tags: binary search, brute force, greedy, math · first AC: Nov 18, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 3,536 global accepts · Tags: brute force, constructive algorithms, math, number theory · first AC: Nov 9, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 3,348 global accepts · Tags: binary search, data structures, dfs and similar, dp, greedy, implementation, sortings · first AC: Mar 30, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,598 global accepts · Tags: — · first AC: Mar 2, 2024 · C++17 (GCC 9-64) (first AC)
Quality: 3,051 global accepts · Tags: bitmasks, divide and conquer, dp, dsu, greedy, implementation, strings · first AC: Feb 17, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 3,284 global accepts · Tags: data structures, implementation, math, sortings · first AC: Jan 27, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 4,570 global accepts · Tags: constructive algorithms, data structures, dsu, greedy, sortings, trees · first AC: Jan 7, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 4,146 global accepts · Tags: data structures, divide and conquer, dp, trees · first AC: Dec 18, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,441 global accepts · Tags: combinatorics, divide and conquer, math · first AC: Dec 13, 2023 · C++20 (GCC 11-64) (first AC)