Task: Program Execution
Input (English): 4, 7, ['e', '8137', '5755', 'T', '5745', 'x', '4015', 'n', 'I', 'T', '9309', 'C', 'M', 'L', 'w', '9623', 'm', '3689', '759', 'I', '4491']
Output (English): T, 5745, x, 4015