2220. Minimum Bit Flips to Convert Number.cpp

class Solution {
public:
    int minBitFlips(int start, int goal) {
        
        int cnt = 0;

        while(start != 0 || goal != 0)
        {
            if((start & 1) != (goal & 1)){
                cnt++;
            }
            start = start >> 1;
            goal = goal >> 1;
        }


        return cnt;
    }
};