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Open on Codeforces · 2,537 unique accepted
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Quality: 3,614 global accepts · Tags: data structures, dfs and similar, trees · first AC: Dec 6, 2016 · last AC: Dec 8, 2016 · GNU C++11 (first AC)
Quality: 1,083 global accepts · Tags: combinatorics, dp · first AC: Nov 23, 2016 · GNU C++11 (first AC)
Quality: 194 global accepts · Tags: data structures, fft, number theory · first AC: Oct 2, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 670 global accepts · Tags: bitmasks, brute force, dfs and similar, sortings · first AC: Jul 25, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 388 global accepts · Tags: constructive algorithms, interactive, probabilities · first AC: May 28, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 1,728 global accepts · Tags: data structures, greedy, two pointers · first AC: Nov 15, 2020 · C++17 (GCC 7-32) (first AC)
Quality: 789 global accepts · Tags: binary search, constructive algorithms, dfs and similar, dp, greedy, trees · first AC: Nov 2, 2020 · C++17 (GCC 9-64) (first AC)
Quality: 528 global accepts · Tags: bitmasks, combinatorics, dfs and similar, dp, graphs, math, trees · first AC: Feb 9, 2020 · C++17 (GCC 7-32) (first AC)
Quality: 153 global accepts · Tags: geometry, math · first AC: Apr 13, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 338 global accepts · Tags: games, trees · first AC: Nov 23, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 160 global accepts · Tags: — · first AC: Oct 9, 2021 · Java 11 (first AC)
Quality: 517 global accepts · Tags: dp, fft, math · first AC: May 12, 2020 · C++17 (GCC 9-64) (first AC)
Quality: 460 global accepts · Tags: — · first AC: Dec 30, 2017 · last AC: Dec 30, 2017 · C++14 (GCC 6-32) (first AC)
Quality: 423 global accepts · Tags: bitmasks, constructive algorithms, interactive · first AC: Apr 19, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 359 global accepts · Tags: binary search, dp, games, greedy, trees · first AC: Apr 6, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 168 global accepts · Tags: data structures, dfs and similar, hashing, strings, trees · first AC: Aug 3, 2020 · C++17 (GCC 9-64) (first AC)
Quality: 261 global accepts · Tags: fft, graphs, trees · first AC: Jan 28, 2020 · C++17 (GCC 7-32) (first AC)
Quality: 876 global accepts · Tags: bitmasks, communication, constructive algorithms, graphs, interactive · first AC: Nov 3, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,552 global accepts · Tags: binary search, combinatorics, communication, constructive algorithms, greedy, interactive · first AC: Nov 3, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 3,305 global accepts · Tags: bitmasks, communication, interactive, math · first AC: Nov 3, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 5,028 global accepts · Tags: communication, constructive algorithms, interactive · first AC: Nov 3, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Tags: *special, data structures, implementation, strings · first AC: Sep 12, 2025 · Kotlin 2.2 (first AC)
Tags: *special, implementation · first AC: Sep 12, 2025 · Kotlin 1.7 (first AC)
Tags: *special, implementation · first AC: Sep 12, 2025 · Kotlin 2.2 (first AC)
Quality: 163 global accepts · Tags: *special, dp · first AC: Apr 7, 2025 · Kotlin 1.9 (first AC)