tmp1

#include<bits/stdc++.h>
using namespace std;

int main()
{
    string s;
    cin>>s;
    int ns = 0;

    int i=0;
    int n = s.size();
    while(i<n)
    {
        if(s[i]=='{')
        {
            cout<<'{'<<endl;
            ns+=2;
            for(int j=0;j<ns;j++)
                cout<<"*";
        }
        else if(s[i]=='[')
        {
            cout<<endl;
            for(int j=0;j<ns;j++)
                cout<<"*";
            cout<<'['<<endl;
            ns+=2;
            for(int j=0;j<ns;j++)
                cout<<"*";
        }
        else if(s[i]==']')
        {
            cout<<endl;
            ns-=2;
            for(int j=0;j<ns;j++)
                cout<<"*";
            cout<<']';
        }
        else if(s[i]=='}')
        {
            cout<<endl;
            cout<<'}'<<endl;
            ns-=2;
        }
        else if(s[i]==',')
        {
            cout<<s[i]<<endl;
            for(int j=0;j<ns;j++)
                cout<<"*";
        }
        else
            cout<<s[i];
        i++;
    }
}