Task: Program Execution
Input (English): 1, 9, ['K', '8479', 'k', '5479', 'H', '9761', 's', 'z', 'q', 'l', '3319', 'U', '4293', '8761', '2605', 'B', '319', 'U', '3447', 'h', '6683', 'z', '3347']
Output (English): K, l, 3447