Task: Program Execution
Input (English): 5, 1, ['3309', '6857', 'U', 'X', 'i', 'B', 'B', '4383', '8649', 'F', '5', 'k', '7279', '4863', 'B', 't', '2363', 'm', 'f', 'e', '9203', '4067', '9845', '6681', 'U']
Output (English): i, B, B, 4383, 8649, F, 5, k, 7279, 4863, B, t, 2363, m, f, e, 9203, 4067, 9845, 6681, U