Task: Program Execution
Input (English): 2, ['B', 'a', 'C', 'g', 'G', '151', 'y', 'F', 'd', '9645', '8415', 'm', 'E', '4613', 'm', 'd', '7755', '4705', '7703', 'x', '1465', 'o', 'i', '6981']
Output (English): B, a