Task: Program Execution
Input (English): 9, ['y', '1271', 'w', '1123', 'P', 'C', '8909', '8275', '23', 'B', 'I', 'p', 'R', '7339', '2829', 'i', '9249', 'x', '6185']
Output (English): y, B, 6185