* Chef likes all arrays equally. But he likes some arrays more equally than others. In particular, he loves Rainbow Arrays. An array is Rainbow if it has the following structure: First a1 elements ...
1768. Merge Strings Alternately leetcode 1802. Maximum Value at a Given Index in a Bounded Array leetcode 1822. Sign of the Product of an Array leetcode 1857. Largest Color Value in a Directed Graph ...