Task: Program Execution
Input (English): 16, 18, ['5839', '4885', 'F', '4525', '3513', 'h', 'X', 'U', 'd', '7831', 'l', 'p', '2861', '4479', '7749', 'k', 'A', 'N', 's', '437', '9877', '3691', '9541', '257']
Output (English): k, A, N