#define _CRT_SECURE_NO_WARNINGS
#define _USE_MATH_DEFINES

#ifdef __unix__
#include <bits/stdc++.h>
#else
#include "bits\stdc++.h"
#endif
#include <functional>
#include <vector>
#include <set>
#include <string>
#include <queue>
#define REP(i,a,b) for(i=a;i<b;i++)
#define rep(i,n) REP(i,0,n)
using namespace std;

typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;


int gcd ( int a, int b )
{
  int c;
  while ( a != 0 ) {
    c = a; a = b%a;  b = c;
  }
  return b;
}


int main() {
  cin.tie(0);
  ios::sync_with_stdio(false);
  int i,j,k;
  int cnt = 0;
  int M,N;
  cin >> M >> N;
  int a = gcd(M,N);
  M /= a; N /= a;
  if(M < N) {
    swap(M,N);
    cnt++;
  }
  // M >= N
  while(1) {
    int a = M/N;
    if(M%N == 0) a--;
    cnt += a;
    M -= a*N;
    if(M == N) break;
    swap(M,N);
    cnt++;
  }
  cout << cnt << endl;
}