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Open on Codeforces · 500 unique accepted
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Quality: 752 global accepts · Tags: combinatorics, dp, math · first AC: Sep 25, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 632 global accepts · Tags: data structures, trees · first AC: Mar 19, 2025 · last AC: Mar 19, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,532 global accepts · Tags: data structures, probabilities, trees · first AC: Feb 22, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,615 global accepts · Tags: combinatorics, math, number theory · first AC: Jan 7, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,035 global accepts · Tags: constructive algorithms, games, implementation · first AC: Jan 3, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,046 global accepts · Tags: dp, flows, graphs · first AC: Dec 23, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,961 global accepts · Tags: constructive algorithms, dfs and similar, graphs, math · first AC: Nov 15, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,259 global accepts · Tags: binary search, data structures, divide and conquer, dsu, math, trees, two pointers · first AC: Oct 9, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 630 global accepts · Tags: constructive algorithms, dfs and similar, graphs · first AC: Sep 16, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,794 global accepts · Tags: data structures, divide and conquer, hashing · first AC: Sep 14, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,371 global accepts · Tags: data structures, dfs and similar, graphs, trees · first AC: Aug 28, 2024 · C++14 (GCC 6-32) (first AC)
Quality: 1,486 global accepts · Tags: constructive algorithms, dp, math · first AC: Aug 14, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 575 global accepts · Tags: brute force, combinatorics, dp, math · first AC: Jan 8, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 544 global accepts · Tags: binary search, data structures, hashing, string suffix structures, strings · first AC: Jan 4, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 2,919 global accepts · Tags: data structures, divide and conquer, dp, greedy · first AC: Dec 18, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 411 global accepts · Tags: bitmasks, brute force, constructive algorithms, dfs and similar, divide and conquer, dp, greedy, interactive, math, probabilities · first AC: Nov 26, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 742 global accepts · Tags: brute force, combinatorics, dp, math · first AC: Aug 22, 2025 · last AC: Nov 5, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 666 global accepts · Tags: combinatorics, data structures, greedy · first AC: Sep 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 554 global accepts · Tags: bitmasks, math, matrices · first AC: Sep 9, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 978 global accepts · Tags: binary search, dfs and similar, graphs, implementation, shortest paths, two pointers · first AC: Sep 8, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 785 global accepts · Tags: constructive algorithms, flows, graph matchings, math, number theory · first AC: Aug 28, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,107 global accepts · Tags: brute force, data structures, divide and conquer, dp, greedy · first AC: Aug 19, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,072 global accepts · Tags: brute force, combinatorics, dp, math, probabilities · first AC: Aug 7, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 949 global accepts · Tags: combinatorics, dfs and similar, dsu, graphs, greedy · first AC: May 14, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,149 global accepts · Tags: combinatorics, dp, math · first AC: Feb 24, 2025 · C++20 (GCC 13-64) (first AC)