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Open on Codeforces · 477 unique accepted
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Quality: 365 global accepts · Tags: constructive algorithms, dfs and similar, interactive, trees · first AC: Feb 17, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 423 global accepts · Tags: binary search, brute force, greedy · first AC: Oct 31, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 366 global accepts · Tags: combinatorics, dfs and similar, dsu, trees · first AC: Feb 18, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 172 global accepts · Tags: constructive algorithms, graph matchings · first AC: Jan 11, 2022 · C++17 (GCC 7-32) (first AC)
Quality: 446 global accepts · Tags: bitmasks, data structures, dsu, two pointers · first AC: Sep 11, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 437 global accepts · Tags: constructive algorithms · first AC: May 8, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 456 global accepts · Tags: dp, flows, greedy · first AC: Apr 26, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 292 global accepts · Tags: data structures, dp, greedy, trees · first AC: Dec 23, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 207 global accepts · Tags: dp, implementation · first AC: Aug 5, 2025 · last AC: Aug 5, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,195 global accepts · Tags: graphs, shortest paths · first AC: Apr 11, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 234 global accepts · Tags: binary search, data structures, interactive · first AC: Mar 29, 2021 · C++14 (GCC 6-32) (first AC)
Quality: 193 global accepts · Tags: binary search, interactive, math, trees · first AC: Oct 23, 2019 · last AC: Mar 5, 2020 · C++14 (GCC 6-32) (first AC)
Quality: 69 global accepts · Tags: constructive algorithms · first AC: Mar 5, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 71 global accepts · Tags: dp, trees · first AC: Jan 29, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 246 global accepts · Tags: data structures, hashing, math, trees · first AC: Aug 31, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 89 global accepts · Tags: greedy, implementation · first AC: Dec 3, 2024 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 100 global accepts · Tags: data structures, dp · first AC: Mar 22, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 235 global accepts · Tags: divide and conquer, dp, number theory, trees · first AC: Feb 16, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 209 global accepts · Tags: constructive algorithms, divide and conquer, games, trees · first AC: Feb 9, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 226 global accepts · Tags: constructive algorithms, dp, interactive, ternary search · first AC: Jan 27, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 120 global accepts · Tags: constructive algorithms, dp, greedy · first AC: May 22, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 213 global accepts · Tags: divide and conquer, graphs, trees · first AC: Feb 22, 2021 · C++17 (GCC 7-32) (first AC)
Tags: — · first AC: Oct 29, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Tags: — · first AC: Apr 22, 2022 · C++17 (GCC 7-32) (first AC)
Tags: — · first AC: Mar 31, 2020 · C++14 (GCC 6-32) (first AC)