t112622

import java.util.Scanner;
public class Main {

    public static void main(String[] args) {
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        int p[] = new int[4];
        int k[][] = new int[4][n + 1];
        p[0] = 1;
        p[1] = 2;
        p[2] = 5;
        p[3] = 10;
        for(int i = 1; i < 4; i++) k[i][0] = 1;
        for(int j = 1; j < n + 1; j++) k[0][j] = 1;

        for(int i = 1; i < 4; i++){
            for(int j = 1; j < n + 1; j++){
            if(j < p[i]) k[i][j] = k[i - 1][j];
            else k[i][j] = k[i - 1][j] + k[i][j - p[i]];
            }
        }
        System.out.print(k[3][n]);
    }
}