Task: Program Execution
Input (English): 16, ['e', '9507', '1267', '2621', '8203', 'Z', '4599', '4819', 'e', '7687', '4977', 'U', '4165', '3043', '8915', 'T', '3403', 't', '5761', 'B', '2187', '4047', '5223', 'r', '9701', 'N', 's', 'R', '4247', '5365', '3303', '9837', '8931', 'r', '6055', 'x', '6059', 'n', '3549']
Output (English): e, 3403, 8931