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Open on Codeforces · 623 unique accepted
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Tags: bitmasks, constructive algorithms, divide and conquer, graphs, greedy, math · first AC: Oct 17, 2021 · C++17 (GCC 9-64) (first AC)
Quality: 3,065 global accepts · Tags: brute force, constructive algorithms, dfs and similar, dsu, graphs, greedy, trees, two pointers · first AC: Aug 15, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 1,838 global accepts · Tags: binary search, bitmasks, brute force, dp, strings, two pointers · first AC: Jul 14, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 2,716 global accepts · Tags: bitmasks, dfs and similar, dsu, graphs · first AC: Jun 14, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 414 global accepts · Tags: binary search, divide and conquer, dp, hashing, math, two pointers · first AC: Feb 25, 2026 · C++20 (GCC 13-64) (first AC)
Quality: 1,026 global accepts · Tags: divide and conquer, interactive, math, probabilities, sortings · first AC: Sep 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 640 global accepts · Tags: brute force, combinatorics, implementation, math, sortings · first AC: Sep 8, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 1,076 global accepts · Tags: combinatorics, dp, greedy, math · first AC: Jul 19, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 947 global accepts · Tags: brute force, data structures, dp, greedy, implementation, math · first AC: Dec 28, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 1,627 global accepts · Tags: bitmasks, brute force, dp, graphs, math · first AC: Jul 18, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 480 global accepts · Tags: constructive algorithms, interactive, probabilities · first AC: Nov 29, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 554 global accepts · Tags: combinatorics, dp, probabilities · first AC: Nov 29, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 1,068 global accepts · Tags: combinatorics, dp, math · first AC: Oct 29, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 1,374 global accepts · Tags: dfs and similar, dp, math, number theory · first AC: Jul 29, 2021 · C++17 (GCC 7-32) (first AC)
Tags: geometry, math · first AC: Jul 28, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 958 global accepts · Tags: dp, probabilities · first AC: Jul 28, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 992 global accepts · Tags: bitmasks, combinatorics, dp, math, probabilities · first AC: Jul 17, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 1,939 global accepts · Tags: combinatorics, dp, math, probabilities · first AC: May 30, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 935 global accepts · Tags: greedy, math, probabilities · first AC: May 17, 2021 · C++17 (GCC 7-32) (first AC)
Quality: 752 global accepts · Tags: combinatorics, dp, math · first AC: Sep 24, 2025 · C++20 (GCC 13-64) (first AC)
Quality: 973 global accepts · Tags: brute force, data structures, implementation, math · first AC: Mar 30, 2024 · C++20 (GCC 13-64) (first AC)
Quality: 631 global accepts · Tags: combinatorics, dp, math, matrices, string suffix structures · first AC: Dec 30, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 715 global accepts · Tags: brute force, combinatorics, dp, math, matrices · first AC: Dec 30, 2023 · C++20 (GCC 11-64) (first AC)
Quality: 633 global accepts · Tags: combinatorics, dfs and similar, dp, trees · first AC: Jan 20, 2022 · C++20 (GCC 11-64) (first AC)
Quality: 1,132 global accepts · Tags: bitmasks, constructive algorithms · first AC: Jul 19, 2021 · C++17 (GCC 7-32) (first AC)