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Open on Codeforces · 1,465 unique accepted
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Quality: 2,648 global accepts · Tags: data structures, hashing, probabilities · first AC: Jul 18, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 721 global accepts · Tags: 2-sat, constructive algorithms, graphs, implementation · first AC: Jul 15, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,310 global accepts · Tags: data structures, dp, trees · first AC: Jul 8, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,578 global accepts · Tags: combinatorics, dp, math, probabilities · first AC: Jun 26, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 453 global accepts · Tags: constructive algorithms, greedy, math · first AC: Jun 22, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 583 global accepts · Tags: data structures, dp, math, number theory · first AC: Jun 12, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 398 global accepts · Tags: binary search, bitmasks, brute force, data structures, interactive · first AC: Jun 6, 2025 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 187 global accepts · Tags: geometry · first AC: Aug 16, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 554 global accepts · Tags: combinatorics, math, number theory, probabilities · first AC: Aug 1, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 605 global accepts · Tags: strings, trees · first AC: Jul 19, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 371 global accepts · Tags: brute force, combinatorics, implementation, interactive, math, probabilities · first AC: Jul 7, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 658 global accepts · Tags: dfs and similar, graphs, math, number theory · first AC: Jun 21, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 652 global accepts · Tags: binary search, interactive, trees · first AC: Jul 30, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 2,130 global accepts · Tags: combinatorics, divide and conquer, fft, number theory · first AC: Sep 19, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 1,769 global accepts · Tags: binary search, dp, math, sortings, two pointers · first AC: May 6, 2026 · last AC: May 6, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 439 global accepts · Tags: binary search, bitmasks, brute force, chinese remainder theorem, dfs and similar, math, number theory, trees · first AC: May 6, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 3,489 global accepts · Tags: constructive algorithms, greedy · first AC: May 6, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 984 global accepts · Tags: dfs and similar, dp, trees · first AC: Apr 30, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 2,833 global accepts · Tags: binary search, data structures, dp, greedy, math · first AC: Apr 30, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 6,215 global accepts · Tags: binary search, data structures, dp, greedy · first AC: Apr 30, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 8,908 global accepts · Tags: binary search, brute force, constructive algorithms, data structures, greedy, implementation, two pointers · first AC: Apr 30, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 15,358 global accepts · Tags: constructive algorithms, math · first AC: Apr 30, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 18,416 global accepts · Tags: greedy · first AC: Apr 30, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 19,870 global accepts · Tags: implementation, math · first AC: Apr 30, 2026 · C++23 (GCC 14-64, msys2) (first AC)
Quality: 1,107 global accepts · Tags: constructive algorithms, geometry, math · first AC: Apr 29, 2026 · C++23 (GCC 14-64, msys2) (first AC)