Task: Program Execution
Input (English): 15, ['2781', '5603', '1523', 'f', '9467', '6107', '6807', '767', '1783', '4499', '8611', 'm', 'R', '2985', '6961', '4607', 'v', 'G', 'V', '6755', 'M', 'i', '9649', 'K', '9853', 'J', 'c', 'Y', 'K', '631', '9029', '4525', '5969', '2571', 't', 'E', 'y', '8675', '5513']
Output (English): 2781, 4607, 9029