10行就搞定了，没有那么麻烦

#include<bits/stdc++.h>
using namespace std;
int a[] = {1, 2, 8, 9, 6, 9, 29, 39, 38, 65, 88, 128};
int main(){
	int n;
	cin >> n;
	if(n <= 12) cout << 0;
	else cout << a[n - 13];
    return 0;
}