import sys # 小写字母对照表 small_letters = {'a':'2', 'b':'2', 'c':'2', 'd':'3', 'e':'3', 'f':'3', 'g':'4', 'h':'4','i':'4','j':'5','k':'5','l':'5', 'm':'6','n':'6','o':'6','p':'7','q':'7','r':'7','s':'7', 't':'8','u':'8','v':'8','w':'9','x':'9','y':'9','z':'9'} # 大写字母变化表 def toChangeBigLetters(c): if c ==...