#include<iostream>
using namespace std;
int n,v[4]={10,20,50,100},f[1005],i,j;
int main()
{
    scanf("%d",&n);
    f[0]=1;
    for(i=0;i<4;i++)for(j=v[i];j<=n;j++)f[j]+=f[j-v[i]];
    printf("%d\n",f[n]);
    return 0;
}