#include <iostream>
using namespace std;

int main() {
	//a + b + c + d = n
	// 0~9
	int n, cnt;
	while (cin >> n){
		cnt = 0;
		for (int i = 0; i < 10; i++){
			for (int j = 0; j < 10; j++){
				for (int k = 0; k < 10; k++){
					for (int l = 0; l < 10; l++){
						if (i+j+k+l == n)	cnt++;
					}
				}				
			}	
		}
		cout << cnt << endl;
	}
	return 0;
}