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