#include <bits/stdc++.h>
#include <variant>

#define rep2(i,k,n) for(i64 i=(i64)(k);i<(i64)(n);i++)
#define rep(i,n) rep2(i,0,n)
#define all(x) begin(x),end(x)
#ifdef ENV_LOCAL
#define dump if (1) cerr
#else
#define dump if (0) cerr
#endif
 
using namespace std;
using namespace std::string_literals;
 
using i32 = int32_t;
using i64 = int64_t;
using f64 = double;
using f80 = long double;
using vi32 = vector<i32>;
using vi64 = vector<i64>;

pair<i32,i32> solve(vi32 v, i32 p) {
  i32 q;
  q = 1;
  reverse(all(v));
  for(auto&& e : v) {
    i32 nq = e*q + p;
    i32 np = q;
    p = np;
    q = nq;
  }
  return make_pair(p, q);
}

int main() {
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  i32 p,q;
  cin>>p>>q;
  vi32 v;
  while (true) {
    v.push_back(p / q);
    p %= q;
    if (p == 0) break;
    swap(p, q);
  }
  v.pop_back();
  auto[a,b] = solve(v, 0);
  auto[c,d] = solve(v, 1);
  cout<<(a+b+c+d)<<endl;
  return 0;
}