4zad

#include <iostream>
using namespace std;

int main()
{
	int lovelyArray[5];

	for (int i = 0; i < 5; i++)
	{
		int currNumber = 0;
		cin >> currNumber;
		lovelyArray[i] = currNumber;
	}

	int num = 0;
	for (int i = 0; i < 5; i++)
	{
		num *= 10;
		num += lovelyArray[i];
	}

	cout << endl;
	cout << num * 2 << endl;
	return 0;
}