#include <iostream>

using namespace std;

class empty_class

{};

int main(int argc, char *argv[])

{

    cout << "int        = " << sizeof(int) << "\n------------------------------------\n";

    cout << "double        = " << sizeof(double) << "\n------------------------------------\n";

    cout << "long        = " << sizeof(long) << "\n------------------------------------\n";

    cout << "long long    = " << sizeof(long long) << "\n------------------------------------\n";

    cout << "long double    = " << sizeof(long double) << "\n------------------------------------\n";

    cout << "char        = " << sizeof(char) << "\n------------------------------------\n";

    cout << "float        = " << sizeof(float) << "\n------------------------------------\n";

    cout << "an empty class    = " << sizeof(empty_class) << "\n";

    return 0;

}