#include <stdio.h>

int gcd( int a, int b){
	if(b == 0){
		return a;
	}
	
	if(a > b){
		return gcd(b,a%b);
	}else{
		return gcd(a,b%a);
	}
}

int saiki(int m, int n, int depth){
	
	if( n == 1){
		return depth + m-1;
	}
	
	if( m == 1){
		return depth + n;
	}
	
	
	if( m > n ){
		return saiki(m-n, n, depth+1);
	}else{
		return saiki(n, m, depth+1);
	}
}

int main(void){
	
	int g,m,n;
	scanf("%d %d", &m, &n);
	
	g = gcd(m,n);
	m /= g;
	n /= g;
	
	printf("%d\n", saiki(m,n,0));
	
	return 0;
}