Task: Program Execution
Input (English): 9, ['z', 'M', 'Z', 'S', 'J', 'v', '6031', 'x', '3953', '2137', 'y', '6413', '4957', '725', '1171', 'x', 'i', 'Q', 'f', 'P', 'e', '8477', 'm', '2165', 'E', '631', 'j', 'l', 'A', '3977']
Output (English): z, M, Z, S, J, v, 6031, x, 3953