#include<iostream.h>
void main()
{ int c,min=10,max=0;
  long n;
 cin>>n;
  while(n)
   {c=n%10;
    if(c>max) max=c;
      else if(c<min) min=c;
      n=n/10;
   }
  cout<<min<<" "<<max;
}