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Open on Codeforces · 1,113 unique accepted
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Quality: 558 global accepts · Tags: binary search, math · first AC: Sep 18, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 699 global accepts · Tags: binary search, interactive · first AC: Nov 26, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 639 global accepts · Tags: binary search, interactive · first AC: Dec 10, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 249 global accepts · Tags: combinatorics, constructive algorithms, graphs, math, number theory · first AC: Dec 3, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 728 global accepts · Tags: constructive algorithms, dfs and similar, math · first AC: Jan 4, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 342 global accepts · Tags: brute force, constructive algorithms, number theory · first AC: Mar 1, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 914 global accepts · Tags: brute force, dfs and similar, graphs, implementation, trees · first AC: Oct 28, 2023 · last AC: Oct 28, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 508 global accepts · Tags: binary search, dp, greedy, trees · first AC: Feb 19, 2023 · C++17 (GCC 7-32) (first AC)
Quality: 535 global accepts · Tags: combinatorics, probabilities · first AC: Feb 2, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 134 global accepts · Tags: chinese remainder theorem, constructive algorithms, interactive, math · first AC: Jan 7, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 359 global accepts · Tags: combinatorics, math, number theory · first AC: Sep 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 945 global accepts · Tags: bitmasks, combinatorics, dp, math, number theory · first AC: Dec 30, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 255 global accepts · Tags: constructive algorithms, dp, greedy, trees · first AC: Jan 21, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 116 global accepts · Tags: brute force, combinatorics, constructive algorithms, dfs and similar, math · first AC: Jan 13, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 222 global accepts · Tags: constructive algorithms, greedy, interactive · first AC: Jan 8, 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: Jan 7, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 223 global accepts · Tags: combinatorics, dp, matrices, probabilities · first AC: Dec 22, 2025 · last AC: Dec 22, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 421 global accepts · Tags: bitmasks, constructive algorithms, interactive · first AC: Apr 19, 2025 · C++17 (GCC 7-32) (first AC)
Quality: 311 global accepts · Tags: bitmasks, graphs, number theory, shortest paths · first AC: Apr 16, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 365 global accepts · Tags: constructive algorithms, dfs and similar, interactive, trees · first AC: Mar 18, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 560 global accepts · Tags: binary search, interactive · first AC: Dec 10, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 203 global accepts · Tags: constructive algorithms, graphs, interactive, trees · first AC: Nov 6, 2025 · last AC: Nov 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,195 global accepts · Tags: graphs, shortest paths · first AC: Sep 10, 2025 · last AC: Sep 10, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 171 global accepts · Tags: dp, games · first AC: Dec 9, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 876 global accepts · Tags: bitmasks, communication, constructive algorithms, graphs, interactive · first AC: Nov 3, 2025 · C++20 (GCC 13-64) (first AC)