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2635 - Caps Lock
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== Rezolvare == <syntaxhighlight lang="python" line="1"> # 2635 CapsLock def validare(sir_caractere): # functia de verificare a datelor de intrare if len(sir_caractere) > 255: raise ValueError for caracter in sir_caractere: if caracter < 'a' or caracter > 'z': if caracter != ' ' and caracter != '#': # trebuie sa fie litera sau # raise ValueError # daca dsatele de intrare nu corespund, ridicam eroarea ValueError if sir_caractere.count("#") > 35: raise ValueError file_out.write("Datele de intrare corespund restrictiilor impuse\n") def capslock(sir_caractere): # functia de rezolvare caps_lock = False # la inceput capslock e oprit for caracter in sir_caractere: if caps_lock is True and 'a' <= caracter <= 'z': # daca e pornit si caracterul e litera mica file_out.write(chr(ord(caracter)-32)) # afisam echivalentul ei in litera mare elif caracter == "#": # daca e caracterul # atunci activam sau dezacticam capslock caps_lock = not caps_lock # pentru a face asta, caps_lock ia valoarea opusului lui else: file_out.write(caracter) # in orice alt caz se afiseaza caracterul asa cum e if __name__ == '__main__': file_in = open("capslockin.txt", "r") # declararea fisierelor file_out = open("capslockout.txt", "w") # declararea fisierelor out trebuie cu optiunea w (write) # din cauza datelor de intrare pot aparea 2 tipuri de erori, valueError sau IndexError pe care le tratam try: sir = file_in.readline() # citirea sirului validare(sir) # apelul functiei de validare capslock(sir) # apelul functiei de rezolvare except ValueError: file_out.write("Datele de intrare nu corespund restrictiilor impuse") except IndexError: file_out.write("Datele de intrare nu corespund restrictiilor impuse") </syntaxhighlight>
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