#include <bits/stdc++.h>
#include <atcoder/all>
using namespace std;
using namespace atcoder;
using ll = long long;
using ld = long double;
using mint = modint998244353;

void solve() {
  ll N; cin >> N;
  int cnt = 0;
  string ans;
  while (N != 1) {
    if (N % 2 == 0) {
      ans += '/';
      N /= 2;
    } else {
      if (N % 4 == 1) {
        ans += '+';
        N = 3 * N + 1;
      } else {
        ans += '-';
        N = 3 * N - 1;
      }
    }
    cnt++;
  }
  cout << cnt << endl;
  cout << ans << endl;
}
int main() {
  solve();
  return 0;
}