#include <bits/stdc++.h> 
using namespace std;
using ll =long long;
#define all(v) v.begin(),v.end()
 #define rep(i,a,b) for(int i=a;i<b;i++)
#define rrep(i,a,b) for(int i=a;i>=b;i--)

ll INF=2e18;


int main() {
    ios::sync_with_stdio(false);
  cin.tie(0);
ll N;cin>>N;
vector<char> ans(0);
while(N>1) {
if(N%2==0) {
  ans.push_back('/');
  N/=2;
}
else if(N%4==1) {
  ans.push_back('+');
  N=3*N+1;
}
else {
  ans.push_back('-');
  N=3*N-1;
}
}

cout<<ans.size()<<endl;

for(auto x:ans) cout<<x;
cout<<endl;
}