Task: Program Execution
Input (English): 4, 2, ['O', '2911', '3571', 'D', 'o', '2347', '9015', 'P', '5125', 'f', '1553', 'W', 'y', 'X', '375', '2267', 'R', '8971', '5329', '9469', '9411', 'M', 'W', '2931', '7143', '5411', 'Z', '8613']
Output (English): D, 2347, P, f, W, X, 2267, 8971, 9469, M, 2931, 5411, 8613