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Open on Codeforces · 2,041 unique accepted
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Quality: 2,310 global accepts · Tags: data structures, dp, trees · first AC: Sep 29, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 803 global accepts · Tags: brute force, data structures, dp, greedy, math, probabilities, two pointers · first AC: Aug 27, 2024 · last AC: Aug 27, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,086 global accepts · Tags: data structures, dp, flows, greedy, matrices · first AC: Aug 23, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,578 global accepts · Tags: combinatorics, dp, math, probabilities · first AC: Aug 14, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,923 global accepts · Tags: data structures · first AC: Apr 20, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 2,648 global accepts · Tags: data structures, hashing, probabilities · first AC: Oct 19, 2022 · last AC: Oct 19, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 166 global accepts · Tags: combinatorics, dp, math, number theory · first AC: Mar 9, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 277 global accepts · Tags: fft, math, number theory, strings · first AC: Feb 24, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 498 global accepts · Tags: constructive algorithms, graphs, interactive · first AC: Jan 21, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 266 global accepts · Tags: dp, math, number theory · first AC: Oct 1, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 185 global accepts · Tags: flows · first AC: Feb 1, 2026 · last AC: Feb 4, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,544 global accepts · Tags: data structures, divide and conquer, dsu, math, trees · first AC: Apr 3, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 95 global accepts · Tags: data structures, geometry · first AC: Mar 28, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 95 global accepts · Tags: binary search, greedy · first AC: Dec 6, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 122 global accepts · Tags: binary search, brute force, dfs and similar, graphs · first AC: Nov 5, 2025 · last AC: Nov 5, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 2,558 global accepts · Tags: data structures · first AC: Feb 14, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 796 global accepts · Tags: data structures, math, number theory · first AC: Oct 3, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 420 global accepts · Tags: data structures, dp, matrices · first AC: Aug 27, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 367 global accepts · Tags: data structures, trees · first AC: Apr 2, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 292 global accepts · Tags: data structures, dp, greedy, trees · first AC: Jan 27, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,947 global accepts · Tags: binary search, bitmasks, constructive algorithms, interactive · first AC: Apr 25, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 4,788 global accepts · Tags: dp, math · first AC: Apr 25, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 3,194 global accepts · Tags: constructive algorithms, data structures, sortings · first AC: Apr 25, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 7,289 global accepts · Tags: greedy, sortings · first AC: Apr 25, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 10,013 global accepts · Tags: brute force, dp, math · first AC: Apr 25, 2026 · C++23 (GCC 14-64, msys2) (first AC)