#include<bits/stdc++.h>
using namespace std;
int main() {
	string a,maxx,minn;
	int maxd=0,mind=105;
	while(cin>>a)
	{
		if(a.length()<mind)
		{
			mind=a.length();
			minn=a;
		}
		if(a.length()>maxd)
		{
			maxd=a.length();
			maxx=a;
		}
	}
	cout<<maxx<<endl<<minn;
	return 0;
} 

样例明明一致（为啥零分