LeetCode 477: Total Hamming Distance
Problem Restatement We are given an integer array nums . The Hamming distance between two integers is the number of bit positions where their binary representations are different. We need to return the sum of Hamming distances over all pairs of integers in nums . For example: nums = [4, 14, 2] Their binary forms are: 4 = 0100 14 = 1110 2 = 0010 Pair distances: HammingDistance(4, 14) =...