#include <iostream>
#include <cmath>
#include<iomanip>
using namespace std;
int main()
{
long n;int n1,n2,n3,n4,n5;
cin>>n;int x=0;
{
n=n/1000;
n1=n/500;
for(int i5=0;i5<=n1;i5++)
for(int i4=0;i4<=(n-i5*500)/200;i4++)
for(int i3=0;i3<=(n-i4*200-i5*500)/100;i3++)
for(int i2=0;i2<=(n-i3*100-i4*200-i5*500)/50;i2++)
for(int i1=0;i1<=(n-i2*50-i3*100-i4*200-i5*500)/20;i1++)
if((500*i5+200*i4+100*i3+50*i2+20*i1)==n)
x++;
cout<<x;}
return 1;
}
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