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Open on Codeforces · 2,175 unique accepted
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Quality: 215 global accepts · Tags: binary search, data structures, divide and conquer, trees · first AC: Jan 29, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 571 global accepts · Tags: brute force, dfs and similar, dp, flows, graph matchings, graphs, greedy, implementation, probabilities, trees · first AC: Aug 8, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 740 global accepts · Tags: data structures, hashing, sortings, two pointers · first AC: Jan 1, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 551 global accepts · Tags: flows, graphs · first AC: Dec 5, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 320 global accepts · Tags: bitmasks, brute force, dp, implementation, number theory · first AC: May 17, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 466 global accepts · Tags: constructive algorithms, games · first AC: Apr 27, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 359 global accepts · Tags: combinatorics, dp, math · first AC: Apr 12, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 426 global accepts · Tags: combinatorics, math, probabilities · first AC: Apr 6, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 874 global accepts · Tags: bitmasks, brute force, dsu, graph matchings, trees · first AC: Mar 15, 2024 · last AC: Mar 15, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 535 global accepts · Tags: combinatorics, probabilities · first AC: Jan 27, 2024 · last AC: Jan 27, 2024 · C++17 (GCC 9-64) (first AC)
Quality: 493 global accepts · Tags: binary search, constructive algorithms, graphs, interactive · first AC: Jan 23, 2024 · C++17 (GCC 9-64) (first AC)
Quality: 324 global accepts · Tags: binary search, data structures, dp, flows, greedy · first AC: Nov 3, 2023 · last AC: Nov 3, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 419 global accepts · Tags: dp, math, number theory, strings · first AC: Aug 1, 2023 · C++17 (GCC 9-64) (first AC)
Tags: bitmasks, brute force, dp, games · first AC: Feb 5, 2023 · last AC: Feb 5, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 254 global accepts · Tags: dp, math · first AC: Nov 20, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 349 global accepts · Tags: constructive algorithms, dsu, sortings · first AC: Oct 29, 2022 · last AC: Oct 29, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 506 global accepts · Tags: flows, graph matchings, greedy · first AC: Sep 11, 2022 · last AC: Sep 11, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 1,216 global accepts · Tags: binary search, data structures, dsu, trees · first AC: Jan 22, 2022 · C++17 (GCC 9-64) (first AC)
Quality: 384 global accepts · Tags: constructive algorithms, data structures, graphs, greedy, implementation, shortest paths · first AC: Sep 12, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 521 global accepts · Tags: data structures, trees · first AC: Jul 24, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 356 global accepts · Tags: fft, math · first AC: Jun 14, 2021 · last AC: Jun 14, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 891 global accepts · Tags: combinatorics, dp, math · first AC: Apr 8, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 476 global accepts · Tags: graph matchings · first AC: Nov 29, 2020 · C++17 (GCC 9-64) (first AC)
Quality: 476 global accepts · Tags: combinatorics, dp, fft · first AC: Nov 23, 2020 · last AC: Nov 23, 2020 · C++17 (GCC 9-64) (first AC)
Quality: 1,194 global accepts · Tags: dfs and similar, graphs · first AC: Oct 30, 2020 · C++17 (GCC 9-64) (first AC)