Task: Program Execution
Input (English): 12, 18, ['D', 'c', '5445', '505', 's', '5313', '6437', '7217', '2023', 'E', 'P', 'n', 'e', 'A', 'F', '7121', 't', '8599', '9923', '2049', 'Q', '4009', '95', '7937']
Output (English): 8599t7121FAen