#include <iostream>
using namespace std;

enum t{
   A,B,C,D
};

int main() {
	// your code goes here
	int m[4];
	m[A] = 1;
	m[B] = 2;
	m[C] = 3;
	m[D] = 4;
	for (int i : m)
	   cout <<i;
	return 0;
}