#include<iostream>
#include<cmath>
using namespace std;
int main()
{
	int a, b, c, d,cnt,n;
	while (cin >> n)
	{
		cnt = 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)
							cnt++;
		cout << cnt << endl;
	}
	return 0;
}