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Dec 8th, 2019
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  1. def pravilno_napisane_zagrade(string):
  2. lista = []
  3. for i in string:
  4. if i == '(':
  5. lista.append(i)
  6. elif i == ')':
  7. if len(lista) > 0:
  8. lista.pop()
  9. else:
  10. return False
  11. if len(lista) == 0:
  12. return True
  13. return False
  14. string = str(input("Unesite primer za proveru zagrada:"))
  15. if len(string) == 0:
  16. print("Niste uneli primer za proveru zagrada")
  17. exit(1)
  18. if pravilno_napisane_zagrade(string):
  19. print("Zagrade su pravilno napisane")
  20. else:
  21. print("Zagrade nisu pravilno napisane")
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