#include <iostream>
 using namespace std;
int main()
{
    int n;
    while (cin >> n) 
{
        int combo = 0;
        for (int a = 0; a < 10; ++a) 
{
        for (int b = 0; b < 10; ++b) 
{
        for (int c = 0; c < 10; ++c) 
{
        for (int d = 0; d < 10; ++d) 
{
            if (a + b + c + d == n) 
{
                ++combo
}
        }}}}
        cout << combo <<endl;
    }
    return 0;
}