#include <iostream>
#include <algorithm>

int GetGCD(int a, int b){
	int r=-1;
	if(a<b) std::swap(a, b);
	while(r!=0){
		r=a%b;
		a=b;
		b=r;
	}
	return a;
}	

int main(){
    std::ios::sync_with_stdio(false);
    std::cin.tie(0);
    
    int m, n;
    std::cin >> m >> n;
    int gcd = GetGCD(m, n);
    m/=gcd;
    n/=gcd;
    int cnt = 0;
    while(n!=1){
        if(m<n){
            ++cnt;
            std::swap(m, n);
        }
        ++cnt;
        m-=n;
    }
    std::cout << cnt+m-1 << "\n";
    return 0;
}