#include<bits/stdc++.h>
using namespace std;
string a,z,b;
int x,max1=0,min1=200;
int main() {
    //小写122 97 大写90 65
    while(cin>>a)
    {
     x=a.size();
     if(min1>x){b=a;min1=a.size();}
	 if(max1<x){z=a;max1=a.size();}
	}
    cout<<z<<endl<<b;	
return 0;
}