/*

#include  <iostream>
using namespace std;

#include    <string>






//////////////////////////////////////////
int main()
{


    string s1 = " TDK ",
           s2 = " SONY ";


    s1 = s1 + s2;


    cout << s1 << endl;
}




*/



















#include  <iostream>
using namespace std;

#include  <string.h>


///////////////////////////////////////////
struct T
{

    char sz[99];

    //////////////////////
    char* str_cat(T &r);

    //////////////////
    char* operator +(T &r)
    {

         strcat(sz, r.sz);

    return sz;
    }

}t1, t2;






//////////////////////////////////////////
int main()
{

    strcpy(t1.sz,     " SONY");
    strcpy(t2.sz, " Pictures");

 //   t1.str_cat(t2);

    cout << "t1.sz = " << t1.sz       << endl;

    cout << " + " << t1 + t2 << endl;

//    cout << "t1.sz = " << t1.sz << endl;

return 0;
}





    //////////////////////
    char* T::str_cat(T &r)
    {

         strcat(this->sz, r.sz);

    return sz;
    }