Task: Program Execution
Input (English): 5, 16, ['Y', 'Q', 'X', 'C', '1663', '4995', '1019', '2339', 'r', '4143', '261', 't', 'R', '2633', '9459', '7465', '1583', 'v', '4387', 'I', '7315']
Output (English): 7465, 9459, 2633, R, t, 261, 4143, r, 2339, 1019, 4995, 1663