#include <bits/stdc++.h>
using namespace std;

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);

    int N,M; cin >> N >> M;
    int g = gcd(N,M);
    N /= g,M /= g;
    long long answer = 0;
    while(N){
        if(N >= M) answer += N/M,N %= M;
        else answer++,swap(N,M);

    }
    cout << answer-1 << endl;
}