Task: Program Execution
Input (English): 15, 16, ['n', 'T', '1563', 'Z', 'i', 'x', 'K', 'M', '6921', '3305', '119', '9307', 'u', '7967', 'k', '4633', '5585', 'D', '2049', 's', '297', 'I', 'a']
Output (English): 4633, k