# -*- coding: utf-8 -*-
word = input()
minLengh = len(word)
maxLengh = len(word)
minWord = word
maxWord = word
newWord = ''
while True:
    if word != 'стоп':
        newWord = input()
        if newWord != 'стоп':
            if len(newWord) < minLengh:
                minLengh = len(newWord)
                minWord = newWord
            elif len(newWord) > maxLengh:
                maxLengh = len(newWord)
                maxWord = newWord
        else:
            break
ok = True
letternum = 0