#include <iostream>
using namespace std;
 
int main() {
    int N;
    cin >> N;
    int total = N * 10;
    int count = 0;
    for (int ballpen = 1; ballpen <= total / 8; ballpen++) {
        for (int pencil = 1; pencil <= total; pencil++) {
            for (int pencilLead = 1; pencilLead <= total; pencilLead++) {
                if (ballpen * 8 + pencil * 2 + pencilLead * 1 == total && ballpen + pencil + pencilLead > 30) {
                    count++;
                }
            }
        }
    }
    cout << count << endl;
    return 0;
}  
/**************************************************************
	Problem: 1024
	User: panjinyan
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/