#include<iostream>
#include<stdio.h>
#include<math.h>
using namespace std;

int main(void){
    //n<=50
    int n,i,j,k,l,cnt;
    while(cin>>n){
        cnt = 0;
        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) cnt++;
                }
            }
        }
        cout << cnt << endl;
    }
    return 0;
}