CONNECT 2 STRING IN C++

#include <iostream>
#include <string.h>
using namespace std;

int main ()
{
    char S1 [1000];
    char S2 [1000];

    cout<<"PLEASE ENTER A STRING : ";
    cin>>S1;

    cout<<"PLEASE ENTER ANOTHER STRING : ";
    cin>>S2;

    strcat(S1,S2);

    cout<<"THE CONNECTED STRING IS : ";
    cout<<S1<<endl;

    return 0;
}

OUTPUT