https://www.e-olymp.com/az/problems/128

/*
    Author: Kanan Asgarli
    https://www.e-olymp.com/az/problems/128
*/
#include <iostream>
#include <algorithm>
using namespace std;
int N, ans;
int main()
{
    cin>>N;
    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++)
                    for(int m = 0; m < 10; m++)
                        for(int n = 0; n < 10; n++)
                            if(i + j + k == l + m + n && i + j + k == N)
                                ans++;
    cout<<ans<<endl;
    return 0;
}