#include <stdio.h>

int main(){
  int a,b,c ;
  scanf("%d %d %d",&a,&b,&c);
  if (a>=b)
    {if (a>=c)
        printf("%d\n",a);
     else
       printf("%d\n",c);}
  else 
    {if (b>=c)
        printf("%d\n",b);
    else
      printf("%d\n",c);}        
return 0;
}