#include<bits/stdc++.h>
using namespace std;

string s,maxx=0,minn=0;
int m,n,l;
int ans=0,num=0;

int main(){
   
    while(cin>>s){
        l=s.size();
        if(l>ans){
            maxx=s;
            ans=l;
        }
        if(l<num){
            minn=s;
            num=l;
        }
    }
    cout<<maxx<<endl<<minn;
    return 0;
}