#include <iostream>
#include <string>
#include <stdlib.h>

using namespace std;

struct Number {
	int i;
	
	union {
		int j;
		int k;
	};
};

int main(void) 
{
	Number number;	
	number.i = 10;
	number.j = 20;
	number.k = 30;
	
	cout << "i: " << number.i << endl;	
	cout << "j: " << number.j << endl;
	cout << "k: " << number.k << endl;
						     
    return 0;
}