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Open on Codeforces · 1,228 unique accepted
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Quality: 2,289 global accepts · Tags: combinatorics, dfs and similar, implementation, math, trees · first AC: Dec 8, 2023 · C++20 (GCC 11-64) (first AC)
Tags: brute force, data structures, math, number theory · first AC: Nov 14, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,854 global accepts · Tags: bitmasks, constructive algorithms, dp, greedy, math, sortings, two pointers · first AC: Oct 11, 2023 · last AC: Oct 16, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,578 global accepts · Tags: brute force, constructive algorithms, dfs and similar, graphs, implementation, interactive, trees · first AC: Sep 27, 2023 · last AC: Oct 11, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,062 global accepts · Tags: data structures, hashing · first AC: Oct 7, 2023 · last AC: Oct 7, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,425 global accepts · Tags: binary search, graphs · first AC: Oct 4, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,392 global accepts · Tags: bitmasks, brute force, dfs and similar, dp, graphs, shortest paths · first AC: Sep 30, 2023 · last AC: Oct 3, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,215 global accepts · Tags: brute force, constructive algorithms, greedy, number theory · first AC: Sep 27, 2023 · C++20 (GCC 11-64) (first AC)
Tags: data structures, greedy, math · first AC: Sep 7, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 994 global accepts · Tags: binary search, dsu, hashing, math, number theory, string suffix structures · first AC: Sep 2, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,477 global accepts · Tags: bitmasks, brute force, dp, probabilities · first AC: Aug 23, 2023 · last AC: Aug 23, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,815 global accepts · Tags: data structures, dfs and similar, graphs, shortest paths · first AC: Aug 22, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 2,451 global accepts · Tags: bitmasks, data structures, dp, matrices · first AC: Jul 17, 2023 · last AC: Aug 15, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 2,156 global accepts · Tags: 2-sat, constructive algorithms, dfs and similar, dsu, graphs · first AC: Jul 11, 2023 · last AC: Aug 15, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 2,036 global accepts · Tags: binary search, bitmasks, combinatorics, divide and conquer, dp, math · first AC: Jul 17, 2023 · last AC: Aug 15, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 4,740 global accepts · Tags: graphs, shortest paths · first AC: Jul 18, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 2,032 global accepts · Tags: dfs and similar, dp, graphs, hashing, strings · first AC: Jul 11, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,011 global accepts · Tags: bitmasks, brute force, constructive algorithms, data structures, graphs, math · first AC: Jun 28, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 2,834 global accepts · Tags: bitmasks, dp, math, matrices · first AC: Jun 28, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 2,668 global accepts · Tags: binary search, data structures, greedy, implementation · first AC: May 25, 2023 · last AC: Jun 15, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 2,191 global accepts · Tags: combinatorics, greedy, hashing, math, number theory, sortings · first AC: Jun 15, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,541 global accepts · Tags: constructive algorithms, dfs and similar, dp, greedy, interactive · first AC: Jun 4, 2023 · last AC: Jun 15, 2023 · C++14 (GCC 6-32) (first AC)
Tags: combinatorics, data structures, hashing, math, number theory, sortings, two pointers · first AC: May 28, 2023 · C++14 (GCC 6-32) (first AC)
Quality: 1,131 global accepts · Tags: brute force, combinatorics, dfs and similar, dp, trees · first AC: Jan 7, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,203 global accepts · Tags: binary search, divide and conquer, greedy, sortings, ternary search, two pointers · first AC: Oct 19, 2025 · C++23 (GCC 14-64, msys2) (first AC)