#include<iostream>
#include<string>
#include<algorithm>
#include<deque>
using namespace std;

deque<string> v;

bool operat(string s){
     if(s=="+" || s=="*" || s=="^" || s=="/" || s=="-"  )
               return true;
     return false;     
}

int main(){
    string reshte;
    cin>>reshte;
    for(int i=0; i<reshte.size(); i++){
          string s;
          s=reshte[i];
         if(operat(s)){
                 string s2=v[v.size()-1];
                 string s1=v[v.size()-2];
                 s="("+s1+s+s2+")";    
                 v.pop_back();
                 v.pop_back();  
                 v.push_front(s);        
         }
         v.push_back(s);
    }    
            cout<<v[0]<<endl;;
    cout<<endl;
    string s;
    cin>>s;
    return 0;
}