#include<iostream>
#include<algorithm>
#include<cstring>
#include<vector>

using namespace std ;

const int N =1010;

int n ,f[N];

int main()
{
    int m[4] = {10,20,50,100};
    cin >> n ;
    f[0] = 1;
    for(int i = 0 ; i < 4 ;++ i)
    {
        int v = m[i] ; 
        for(int j = v ; j <= n ; ++ j)f[j] +=f[j-v];
    }
    cout << f[n] << endl;
    return 0;
}