#include <stdio.h>
#include <atcoder/all>
#include <bits/stdc++.h>
using namespace std;
using namespace atcoder;
using mint = modint998244353;
#define rep(i,n) for (int i = 0; i < (n); ++i)
#define Inf32 1000000001
#define Inf64 4000000000000000001

unsigned long xor128() {
	static unsigned long x=123456789, y=362436069, z=521288629, w=88675123;
	unsigned long t=(x^(x<<11));
	x=y; y=z; z=w;
	return (w=(w^(w>>19))^(t^(t>>8)));
}

int main(){
	
	long long n;
	cin>>n;
	string s = "";
	while(n!=1){
		if(n%2==0){
			s += '/';
			n /= 2;
		}
		else{
			if(xor128()%2==0){
				s += '+';
				n *= 3;
				n ++;
			}
			else{
				s += '-';
				n *= 3;
				n--;
			}
		}
	}
		
		
	cout<<s.size()<<endl;
	cout<<s<<endl;
	return 0;
}