#include <iostream.h>
#include <fstream.h>
int main()
{
 int a, b, c, p;
 fstream f("fact.in", ios::in);
 fstream g("fact.out", ios::out);
 f>>p;
 f.close();
 a=p/22;
 b=p%22;
 c=a*100;
 if (b<10) c=c+b*5;
   else if (b==10) c=c+9*5;
     else if ((b>10) && (b<21)) c=c+(b-1)*5;
       else if (b==21) c=c+19*5;
 g<<c;
 g.close();
 return 0;
}