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Jan 23rd, 2017
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Python 0.34 KB | None | 0 0
  1. def entrada(vari,texto):
  2.     while 1:
  3.         try:
  4.             vari=float(input(texto))
  5.             return vari
  6.             break
  7.         except:
  8.             print('entrada inválida, tente novamente.')
  9.              
  10. def prog():
  11.     x=float()
  12.     entrada(x,'Digite um numero: ')
  13.     print('o numero digitado foi: %.2f' %x)
  14.      
  15. prog()
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