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1934 - Cătălin și Elfii magici
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==Rezolvare== ===Rezolvare ver. 1=== <syntaxhighlight lang="python" line="1" start="1"> def validate_elf_ages(elf_ages): """ Verifică dacă cele trei vârste ale elfilor pot fi combinate într-un număr par de trei cifre. :param elf_ages: o listă cu cele trei vârste ale elfilor :return: True dacă cele trei vârste pot fi combinate într-un număr par de trei cifre, False altfel """ total_digits = sum(len(str(age)) for age in elf_ages) even_digits = sum(1 for age in elf_ages if age % 2 == 0) return total_digits == 6 and even_digits >= 2 if __name__ == '__main__': with open('elfii.in', 'r') as f_in, open('elfii.out', 'w') as f_out: elf_ages = list(map(int, f_in.readline().strip().split())) valid_combinations = [int(str(a) + str(b) + str(c)) for a in elf_ages for b in elf_ages for c in elf_ages if a != b and a != c and b != c and validate_elf_ages([a, b, c])] if not valid_combinations: f_out.write('Poate data viitoare!\n') else: max_valid_combination = max(valid_combinations) f_out.write(f'{len(valid_combinations)}\n{max_valid_combination}\n') </syntaxhighlight>
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