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Open on Codeforces · 608 unique accepted
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Quality: 2,820 global accepts · Tags: constructive algorithms, data structures, dfs and similar, divide and conquer, dsu, greedy, sortings, trees · first AC: Aug 7, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 2,756 global accepts · Tags: bitmasks, data structures, dfs and similar, graphs, hashing, sortings, strings · first AC: Aug 4, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,166 global accepts · Tags: combinatorics, math, probabilities · first AC: Dec 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,471 global accepts · Tags: binary search, data structures, dp, two pointers · first AC: Nov 30, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,292 global accepts · Tags: brute force, constructive algorithms, divide and conquer, math, ternary search · first AC: Nov 23, 2025 · last AC: Nov 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,200 global accepts · Tags: bitmasks, brute force, hashing, string suffix structures, strings, two pointers · first AC: Nov 22, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 4,837 global accepts · Tags: data structures, divide and conquer · first AC: Jul 29, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,654 global accepts · Tags: dp, math, probabilities · first AC: May 29, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,024 global accepts · Tags: chinese remainder theorem, geometry, implementation, math, number theory · first AC: Apr 26, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,276 global accepts · Tags: constructive algorithms, dfs and similar, graphs, greedy, trees · first AC: Apr 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,701 global accepts · Tags: data structures, dfs and similar, games, graphs, greedy, math, sortings, trees · first AC: Apr 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,922 global accepts · Tags: bitmasks, data structures, divide and conquer, trees · first AC: Apr 5, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 590 global accepts · Tags: dp, trees · first AC: Feb 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,549 global accepts · Tags: combinatorics, data structures, dfs and similar, dp, dsu, graphs, hashing, implementation, math, trees · first AC: Jan 22, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 8,023 global accepts · Tags: constructive algorithms, data structures, greedy · first AC: Jan 22, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,425 global accepts · Tags: binary search, graphs · first AC: Dec 25, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,703 global accepts · Tags: flows, graphs · first AC: Nov 15, 2024 · C++20 (GCC 13-64) (first AC)
Tags: constructive algorithms, graphs, hashing, strings · first AC: Oct 20, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,191 global accepts · Tags: combinatorics, greedy, hashing, math, number theory, sortings · first AC: Sep 25, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,062 global accepts · Tags: data structures, hashing · first AC: Sep 24, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,976 global accepts · Tags: 2-sat, data structures, dsu, greedy, matrices · first AC: Sep 16, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,531 global accepts · Tags: data structures, dp, greedy, hashing, implementation, trees · first AC: Sep 6, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,505 global accepts · Tags: brute force, data structures, hashing, interactive, string suffix structures, strings · first AC: Aug 26, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,335 global accepts · Tags: flows, graphs · first AC: Jan 30, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 1,680 global accepts · Tags: bitmasks, brute force, constructive algorithms, math, number theory · first AC: Jan 28, 2024 · C++17 (GCC 7-32) (first AC)