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

int main(){
	ll N;
	cin>>N;
	string S;
	while(N!=1){
		if(N%2==0){
			N/=2;
			S+="/";
		}
		else{
			N*=3;
			N++;
			if(N%4==0) S+="+";
			else S+="-",N-=2;
		}
	}
	int ans=S.size();
	ans++;
	cout<<ans<<"\n"<<S<<"\n";
}