Count Operations to Obtain Zero

<-E 2169> Count Operations to Obtain Zero

class Solution {
public:
    int countOperations(int num1, int num2) {

        int ans = 0;
        while(true) {
            if(num1 == 0)
                break;
            if(num2 == 0)
                break;
            if(num2 > num1)
                swap(num2, num1);
            num1 = num1 - num2;
            ans++;
        }
        return ans;
    }
};