#include <iostream>
using namespace std;
//struct and union
struct DataElement
{
   int    Val1;
   int    Val2;

};

union NewDataElement
{
	int Val3;
	DataElement DE;
};

void main()
{
    NewDataElement data;
    data.DE.Val1 = 100;
	data.DE.Val2 = 200;
	data.Val3 = 300;
	int total = data.DE.iVal1 + data.DE.iVal2 + data.iVal3;
	cout<<total;
}