Loading submissions and problem data—large accounts can take a few seconds.
Open on Codeforces · 1,034 unique accepted
Rating filter only includes problems with a known rating. Topic filter matches if the problem has that exact Codeforces tag. Page 36 / 42Export PDF (full filtered list)
Quality: 6,274 global accepts · Tags: data structures, divide and conquer, dp · first AC: Sep 27, 2019 · GNU C++11 (first AC)
Quality: 488 global accepts · Tags: number theory · first AC: Aug 20, 2019 · last AC: Aug 21, 2019 · GNU C++11 (first AC)
Quality: 354 global accepts · Tags: bitmasks, constructive algorithms, greedy, implementation, matrices · first AC: May 4, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 637 global accepts · Tags: bitmasks, combinatorics, communication, interactive · first AC: Nov 11, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 565 global accepts · Tags: brute force, combinatorics, constructive algorithms, implementation, math · first AC: Oct 20, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 752 global accepts · Tags: combinatorics, dp, math · first AC: Sep 24, 2025 · last AC: Sep 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 658 global accepts · Tags: constructive algorithms, math · first AC: Jan 31, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 999 global accepts · Tags: bitmasks, brute force, dp, greedy, implementation, strings · first AC: Sep 28, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 951 global accepts · Tags: constructive algorithms, data structures, greedy, implementation, math · first AC: Aug 20, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 1,578 global accepts · Tags: combinatorics, dp, math, probabilities · first AC: Oct 17, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 803 global accepts · Tags: brute force, data structures, dp, greedy, math, probabilities, two pointers · first AC: Aug 26, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,415 global accepts · Tags: bitmasks, combinatorics, constructive algorithms, interactive, math · first AC: May 16, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 575 global accepts · Tags: brute force, combinatorics, dp, math · first AC: Mar 30, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 2,648 global accepts · Tags: data structures, hashing, probabilities · first AC: Oct 16, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 293 global accepts · Tags: geometry · first AC: Jun 11, 2023 · last AC: Jun 11, 2023 · C++17 (GCC 9-64) (first AC)
Quality: 1,404 global accepts · Tags: chinese remainder theorem, math, number theory · first AC: Aug 23, 2019 · last AC: Aug 23, 2019 · GNU C++11 (first AC)
Quality: 1,120 global accepts · Tags: combinatorics, math, matrices · first AC: Mar 13, 2024 · last AC: Mar 13, 2024 · C++17 (GCC 7-32) (first AC)
Quality: 342 global accepts · Tags: brute force, constructive algorithms, number theory · first AC: Mar 4, 2024 · C++20 (GCC 11-64) (first AC)
Quality: 2,130 global accepts · Tags: combinatorics, divide and conquer, fft, number theory · first AC: May 4, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 516 global accepts · Tags: fft, math, matrices · first AC: Nov 30, 2022 · C++14 (GCC 6-32) (first AC)
Quality: 493 global accepts · Tags: dp, math, matrices · first AC: Aug 23, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 234 global accepts · Tags: math, number theory · first AC: Aug 21, 2019 · last AC: Aug 21, 2019 · GNU C++11 (first AC)
Quality: 201 global accepts · Tags: math, meet-in-the-middle · first AC: Oct 13, 2025 · last AC: Oct 14, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 10,013 global accepts · Tags: brute force, dp, math · first AC: Apr 26, 2026 · C++20 (GCC 13-64) (first AC)
Tags: — · first AC: Dec 14, 2025 · C++20 (GCC 13-64) (first AC)