#define _USE_MATH_DEFINES
#include <bits/stdc++.h>
using namespace std;
signed main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
	int m, n;
	cin >> m >> n;
	int g = __gcd(m, n);
	m /= g;
	n /= g;
	int ans = 0;
	while (true) {
		if (n == 1) {
			ans += m - 1;
			break;
		}
		if (m < n) {
			ans++;
			swap(m, n);
			continue;
		}
		ans += m / n;
		m %= n;
	}
	cout << ans << endl;
	return 0;
}