void main()
{
	int lo=1,sh=1000,i=0;
	char a[50][20];
	int len[50];
	char longest[20],shortest[20];
	while(scanf("%s",&a[i])!=EOF)
	{
		len[i]=strlen(a[i]);
		if(len[i]>lo) {strcpy(longest,a[i]);lo=len[i];}
		if(len[i]<sh) {strcpy(shortest,a[i]);sh=len[i];}
		i=i+1;
	}
	printf("%s\n",longest);
	printf("%s",shortest);
}

