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#41325: python


suyueh (suyueh)

a224. 明明愛明明 | From: [125.229.229.84] | 發表日期: 2024-07-17 13:27
while True:
  try:
    word=input().lower()
  except:
    break
  new=''.join(filter(str.isalpha,word))
  alphas=set(new)
  cunt=[]
  for alpha in alphas:
    cunt.append(new.count(alpha)%2)
  if cunt.count(1)>1:
    print('no...')
  else:
    print('yes !')
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