3576. Transform Array to All Equal Elements

You are given an integer array nums of size n containing only 1 and -1, and an integer k. You can perform the following operation at most k times: - Choose an index i (0 <= i < n - 1), and multiply both nums[i] and nums[i + 1] by -1. Note that you can choose the same index i more than once in different operations. Return true if it is possible to make all elements of the array equal after at