Task: Program Execution
Input (English): 4, 4, ['5455', '1663', 'a', '9075', '5823', 'N', '1071', '4649', 'J', '1049', '8611', '8071', 'y', 'z', '1235', '8623', 'k', 'D', 'X', 'f', 'g']
Output (English): 9075, 4649, 8071, 8623, f