Task: Program Execution
Input (English): 3, 4, ['4751', 'N', '8405', 'L', 'F', '6491', 'd', 'I', 'S', 'a', '7599', 'N', 'r', '8525', 'Y', 'g', '8997']
Output (English): 8405, d, 7599, Y