#include <cstdio>

/////////////////////////////////////////////////////////
class TT                                               //
{

    public:

    int n;

    static int nCounter;

    TT()
    {
       nCounter ++;
       printf("Hello ! nCounter = %d\n", nCounter);
    }

   ~TT()
    {

       printf("Goodbye .\n");
    }

} ;


int TT::nCounter;


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

    TT a[3];

    printf("nCounter = %d, n = %d \n", a[0].nCounter, a[0].n);
    printf("nCounter = %d, n = %d \n", a[1].nCounter, a[1].n);
    printf("nCounter = %d, n = %d \n", a[2].nCounter, a[2].n);
}































/*

#include <iostream>
using namespace std;

int a = 0,
    b = 0;

////////////////////////////////////////
int foo()
{

    int nRes = 0;

    if(a <= b) return b - a;


    if(a%b != 0) return b * (a/b + 1) - a;



return nRes;
}


//////////////////////////////////////////////////////    int arr[100];
int main()                                          //    arr[i] = a;
{                                                   //    cout << endl;

    int n = 0;

    cin >> n;

    for(int i = 0; i < n; i++)
    {
        cin  >>   a   >> b;
        cout << foo() << endl;
    }


}



*/



/*



    for (int i = 0; i < n*2; i++)
    {
        if (arr[i] % arr[i + 1] == 0)
        {
            cout << 0 << endl;
        }

        else
        {
            while (arr[i] % arr[i + 1] != 0)
            {
                c++;
                arr[i] = arr[i] + 1;
            }

            if (i % 2 == 0)
            {
                cout << c << endl;
            }

            c = 0;


        }
    }
*/

/*
#include <cstdio>

int n;

char sz[123];

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

    FILE *fp;

    fp = fopen("setting.txt", "r");

    if(fp != 0)
    {
       printf("Ok, file is open.\n");

       fscanf(fp, "%d%s", &n, sz);

       printf("n = %d, sz = %s\n", n, sz);
    }
    else         printf("Error!");

    fclose(fp);
}


*/





/*
#include <cstdio>



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

    FILE *fp;

    fp = fopen("setting.txt", "w");

    if(fp != 0) fprintf(fp, "F\n");
    else         printf("Error!");

    fclose(fp);
}

*/