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Open on Codeforces · 2,187 unique accepted
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Quality: 6,854 global accepts · Tags: dfs and similar, dp, games, implementation, strings, trees · first AC: Aug 9, 2018 · C++17 (GCC 7-32) (first AC)
Quality: 4,038 global accepts · Tags: binary search, dp, greedy · first AC: Aug 1, 2018 · last AC: Aug 2, 2018 · C++17 (GCC 7-32) (first AC)
Quality: 4,884 global accepts · Tags: data structures · first AC: Jun 7, 2018 · GNU C++11 (first AC)
Quality: 4,235 global accepts · Tags: data structures · first AC: May 31, 2018 · C++14 (GCC 6-32) (first AC)
Quality: 5,120 global accepts · Tags: binary search, data structures, dfs and similar, graphs, trees · first AC: Mar 12, 2018 · GNU C++11 (first AC)
Quality: 8,107 global accepts · Tags: binary search, data structures, implementation · first AC: Mar 8, 2018 · GNU C++11 (first AC)
Quality: 4,747 global accepts · Tags: data structures, implementation · first AC: Jan 27, 2018 · GNU C++11 (first AC)
Quality: 46,912 global accepts · Tags: graphs, shortest paths · first AC: Nov 18, 2017 · GNU C++11 (first AC)
Quality: 18,072 global accepts · Tags: constructive algorithms, data structures, dp, greedy, sortings, strings · first AC: Nov 8, 2017 · GNU C++11 (first AC)
Quality: 1,995 global accepts · Tags: combinatorics, dp, greedy · first AC: Feb 23, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 3,531 global accepts · Tags: bitmasks, greedy, math · first AC: Nov 16, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 5,513 global accepts · Tags: greedy, math, number theory · first AC: Oct 19, 2025 · last AC: Oct 19, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 3,908 global accepts · Tags: binary search, bitmasks, combinatorics, dfs and similar, dsu, graphs, math · first AC: Sep 20, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 3,370 global accepts · Tags: bitmasks, brute force, dfs and similar, dp, fft, trees · first AC: Sep 8, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 2,505 global accepts · Tags: binary search, bitmasks, constructive algorithms, interactive · first AC: Jul 31, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 3,984 global accepts · Tags: constructive algorithms, dfs and similar, implementation, two pointers · first AC: Apr 21, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 5,608 global accepts · Tags: combinatorics, constructive algorithms, math · first AC: Apr 19, 2025 · C++17 (GCC 7-32) (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: 5,414 global accepts · Tags: data structures, greedy, implementation, math, matrices · first AC: Jan 23, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 3,993 global accepts · Tags: bitmasks, brute force, dp, greedy, math, sortings · first AC: Jan 21, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 4,477 global accepts · Tags: brute force, constructive algorithms, divide and conquer, greedy, hashing, implementation, math, strings · first AC: Nov 29, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 5,486 global accepts · Tags: bitmasks, greedy, math, trees · first AC: Jul 18, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 3,881 global accepts · Tags: brute force, hashing, implementation, math, string suffix structures, strings · first AC: Jul 5, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 4,069 global accepts · Tags: brute force, data structures, dfs and similar, dsu, greedy, trees · first AC: Jul 1, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 4,330 global accepts · Tags: constructive algorithms, interactive, math · first AC: May 2, 2024 · Python 3 (first AC)