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0972 - Pozitii
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== Rezolvare == <syntaxhighlight lang="python" line="1"> # 972 Pozitii def validare(propozitie): # functia de verificare a datelor de intrare if len(propozitie) > 255: raise ValueError for caracter in propozitie: # caracterul nu poate fi decat litera mica sau spatiu if (ord(caracter) < ord('a') or ord(caracter) > ord('z')) and caracter != ' ': raise ValueError print("Datele de intrare corespund restrictiilor impuse") return True def vocala(litera): # functie de verificare daca litera e vocala vocale = "aeiou" if litera in vocale: return True else: return False def pozitii(propozitie): numar = 0 for iterator in range(1, len(propozitie)-1): # parcurgem sirul if vocala(propozitie[iterator]) is True and vocala(propozitie[iterator-1]) is False and \ vocala(propozitie[iterator+1]) is False and propozitie[iterator-1] != ' ' \ and propozitie[iterator+1] != ' ': # verificam daca litera e vocala si cele de langa is consoane numar += 1 # daca da, le numaram print(numar) if __name__ == '__main__': # din cauza datelor de intrare pot aparea 2 tipuri de erori, valueError sau IndexError pe care le tratam try: sir = input(f"Introduceti sirul ") # citirea sirului validare(sir) # apelul functiei de verificare pozitii(sir) # apelul functiei de rezolvare except ValueError: print("Datele de intrare nu corespund restrictiilor impuse") except IndexError: print("Datele de intrare nu corespund restrictiilor impuse") </syntaxhighlight>
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