#include <bits/stdc++.h>
using namespace std;

#define rep(i, n) REP(i, 0, n)
#define ALL(v) v.begin(), v.end()
#define MSG(a) cout << #a << " " << a << endl;
#define REP(i, x, n) for (int i = x; i < n; i++)
#define OP(m) cout << m << endl;
typedef long long ll;
typedef unsigned long long ull;

int main()
{
    int n;

    while (cin >> n)
    {
        int count = 0;
        rep(a, 10)
        {
            rep(b, 10)
            {
                rep(c, 10)
                {
                    rep(d, 10)
                    {
                        if (a + b + c + d == n)
                        {
                            count++;
                        }
                    }
                }
            }
        }
        OP(count)
    }
    return 0;
}
