#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;
using ll = long long;

int func(int m, int n) {
    if (n == 1)return m - 1;
    if (m < n)return 1 + func(n, m);
    return m / n + func(m % n, n);
}

int main() {
    int m, n;
    cin >> m >> n;
    int x = __gcd(m, n);
    m /= x, n /= x;
    cout << func(m, n) << endl;
    return 0;
}