text: def LetterChanges(str):
      letters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVW"
      changes = "bcdEfghIjklmnOpqrstUvwxyzABCDEFGHIJKLMNOPQRSTUVWZ"
      mapping = { k:v for (k,v) in zip(str+letters,str+changes) }
      return "".join([ mapping[c] for c in str ])
      
  # keep this function call here  
  print LetterChanges(input())