Task: Program Execution
Input (English): 1, 8, ['2249', 'D', '6701', 'D', '4503', '317', 'i', '7645', 'M', '2071', 'Q', '6183', 'Z', '5621', '9617', '6481', 'D', '1957', 'X', 'j', '5739', 't', '4041']
Output (English): 2249, M, D