#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for (int i = 0; i < (n); ++i)
using ll = long long;
using ull = unsigned long long;

int main() {
  cin.tie(nullptr)->sync_with_stdio(false);
  ll n;
  cin >> n;
  string ans = "";
  while (n != 1) {
    if (n % 2 == 0) {
      ans += '/';
      n >>= 1;
    }
    else {
      if (n % 4 == 3) {
        ans += '-';
        n = 3 * n - 1;
      }
      else {
        assert(n % 4 == 1);
        ans += '+';
        n = 3 * n + 1;
      }
    }
  }
  cout << ans.size() << '\n';
  cout << ans << '\n';
  return 0;
}