Leetcode POTD 21 Feb 24.cpp

// Given two integers left and right that represent the range [left, right], return the bitwise AND of all numbers in this range, inclusive.

class Solution {
public:
    int rangeBitwiseAnd(int left, int right) {
        int shift = 0;
        
        while (left < right) {
            left >>= 1;
            right >>= 1;
            shift++;
        }
        
        return left << shift;
    }
};