2427. Number of Common Factors.cpp

class Solution {
public:
    int commonFactors(int a, int b) {
        int mini = min(a,b);
        int ans = 0;
        for(int i = 1; i <= mini; i++){
            if(a % i ==0 && b % i == 0)
                ans++;
        }
        return ans;
    }
};