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Open on Codeforces · 315 unique accepted
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Quality: 442 global accepts · Tags: bitmasks, divide and conquer, math · first AC: Sep 15, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 349 global accepts · Tags: constructive algorithms, dsu, sortings · first AC: May 6, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 359 global accepts · Tags: combinatorics, dp, math · first AC: Apr 12, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 236 global accepts · Tags: combinatorics · first AC: Apr 23, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 97 global accepts · Tags: binary search, chinese remainder theorem, dfs and similar, interactive, math · first AC: Apr 17, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 443 global accepts · Tags: binary search, data structures, dfs and similar, trees · first AC: Oct 12, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 2,839 global accepts · Tags: data structures, dfs and similar, graphs, trees · first AC: May 26, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 710 global accepts · Tags: constructive algorithms, flows, graphs · first AC: Oct 25, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 246 global accepts · Tags: constructive algorithms · first AC: Nov 8, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 774 global accepts · Tags: combinatorics, constructive algorithms, games, greedy, hashing, interactive, math, number theory, strings · first AC: Nov 13, 2025 · C++20 (GCC 13-64) (first AC)
Tags: — · first AC: Sep 18, 2025 · C++20 (GCC 13-64) (first AC)
Tags: — · first AC: Sep 4, 2025 · last AC: Sep 4, 2025 · C++20 (GCC 13-64) (first AC)
Tags: *special · first AC: Aug 16, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 12,333 global accepts · Tags: *special, strings · first AC: Apr 6, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 14,102 global accepts · Tags: *special, strings · first AC: Apr 6, 2024 · PHP (first AC)