#include<stdio.h>
int main()
{
 int t,a,b,c;
  scanf("%d%d%d",&a,&b,&c);
  if(a>b) 
   if(a>c)  t=a;
   else     t=c;
  else
   if(b>c)  t=b;
   else     t=c;
printf("%d",t);
    
return 0;
}