#include <iostream>
#include <string>

using namespace std;

class MyClass {
        private:
        int x;
        int y;
        int z;
        int a;
        int b;
        int c;
        int d;
        public:
        MyClass( int nx, int ny, int nz ) {
                x = nx;
                y = ny;
                z = nz;
        }
};

int main( int argc, char** argv ) {
        int x = 4;
        long y = 40000000000L;
        MyClass mc = MyClass(3, 6, 9);
        cout << "x is " << sizeof(x) << " bytes long." << endl;
        cout << "y is " << sizeof(y) << " bytes long." << endl;
        cout << "mc is " << sizeof(mc) << " bytes long." << endl;
        return 0;
}

//OUTPUT: 
//x is 4 bytes long.
//y is 8 bytes long.
//mc is 28 bytes long.