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Open on Codeforces · 544 unique accepted
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Quality: 313 global accepts · Tags: number theory · first AC: Sep 11, 2025 · PyPy 3-64 (first AC)
Quality: 1,111 global accepts · Tags: bitmasks, dp, games, greedy, math · first AC: Jun 21, 2025 · Python 3 (first AC)
Quality: 204 global accepts · Tags: bitmasks, brute force, data structures, math, number theory · first AC: Feb 28, 2026 · last AC: Feb 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 200 global accepts · Tags: binary search, bitmasks, data structures, dp, greedy, string suffix structures · first AC: Feb 11, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 360 global accepts · Tags: combinatorics, math, number theory · first AC: Feb 17, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 279 global accepts · Tags: data structures, dp, greedy, trees · first AC: Feb 8, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 215 global accepts · Tags: binary search, data structures, divide and conquer, trees · first AC: Feb 2, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 551 global accepts · Tags: flows, graphs · first AC: Jan 15, 2026 · PyPy 3-64 (first AC)
Quality: 419 global accepts · Tags: dp, math, number theory, strings · first AC: Jan 14, 2026 · PyPy 3-64 (first AC)
Quality: 134 global accepts · Tags: chinese remainder theorem, constructive algorithms, interactive, math · first AC: Dec 17, 2025 · PyPy 3-64 (first AC)
Quality: 222 global accepts · Tags: constructive algorithms, greedy, interactive · first AC: Jan 11, 2026 · PyPy 3-64 (first AC)
Quality: 223 global accepts · Tags: combinatorics, dp, matrices, probabilities · first AC: Dec 22, 2025 · PyPy 3-64 (first AC)
Quality: 97 global accepts · Tags: binary search, chinese remainder theorem, dfs and similar, interactive, math · first AC: Dec 18, 2025 · PyPy 3-64 (first AC)
Quality: 117 global accepts · Tags: brute force, combinatorics, constructive algorithms, dfs and similar, math · first AC: Dec 3, 2025 · PyPy 3-64 (first AC)
Quality: 156 global accepts · Tags: constructive algorithms, dfs and similar, dsu · first AC: Mar 18, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 107 global accepts · Tags: brute force, constructive algorithms, graphs · first AC: Feb 15, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 176 global accepts · Tags: dp, greedy, trees · first AC: Jan 28, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 134 global accepts · Tags: constructive algorithms, data structures, greedy · first AC: Jan 17, 2026 · PyPy 3-64 (first AC)
Tags: data structures, implementation, trees · first AC: Dec 9, 2025 · last AC: Dec 9, 2025 · PyPy 3-64 (first AC)
Quality: 101 global accepts · Tags: — · first AC: Mar 31, 2026 · PyPy 3-64 (first AC)
Quality: 65 global accepts · Tags: constructive algorithms · first AC: Mar 2, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 192 global accepts · Tags: constructive algorithms, flows, graphs · first AC: Feb 20, 2026 · last AC: Feb 20, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 99 global accepts · Tags: greedy, sortings, trees · first AC: Feb 5, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 71 global accepts · Tags: dp, trees · first AC: Feb 5, 2026 · C++17 (GCC 7-32) (first AC)
Quality: 326 global accepts · Tags: brute force, data structures, dp · first AC: Feb 2, 2026 · C++17 (GCC 7-32) (first AC)