#include <iostream>
using namespace std;

int main() {
	int a, b, c, d, n, count;
	
	while (cin >> n) {
		count = 0;
		for (a = 0;a < 10;a++) {
			for (b = 0;b < 10;b++) {
				for (c = 0;c < 10;c++) {
					for (d = 0;d < 10;d++) {
						if (a + b + c + d == n) count++;
					}
				}
			}
		}
		cout << count << endl;
	}

	return 0;
}