#include <iostream>
using namespace std;

int num = 0;
int f = 0;
int b = 0;
int c = 0;
int r = 0;

int main() {
	setlocale(LC_ALL, "ru");

	cout << "Введите число "<< endl;
	cin >> num;
	/*if (99 < num && num < 999)
	{
		f = num % 10;
		b = (num / 10) % 10;
		c = num / 100;
		c = c * 4;
		b = b * 2;
		f = f * 1;
		cout << f + b + c << endl;
	}*/
	if (999 <= num <= 9999) { //для четырехзначных
		f = num % 100;
		b = (num / 10) % 10;
		c = (num / 100) % 10;
		r = num / 1000;
		c = c * 6;
		b = b * 4;
		f = f * 2;
		r = r * 1;
		cout << f + b + c + r << endl;
	}


	system("pause");
	return 0;
}