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

int main()
{
    int i,j,k,l,n,counter;
    while(cin>>n)
    {
        counter=0;
        if(n<37)
        {
            for(i=0;i<=9;i++)
                for(j=0;j<=9;j++)
                  for(k=0;k<=9;k++)
                    for(l=0;l<=9;l++)
            {
                if(i+j+k+l==n)
                    counter++;
            }
        }
        cout<<counter<<endl;
    }


    return 0;
}