Task: Program Execution
Input (English): 15, 18, ['u', 'W', 'D', '607', '4111', '1207', 'N', 'T', 'Q', '7755', 'I', '9387', '6501', 't', '901', 'W', 'P', 'F', 'o', 'S', '6809', '1973', '3791', '8015', 'x', 'm', '4859', 'V', 'G']
Output (English): 901WPF