Task: Program Execution
Input (English): 15, 16, ['6307', 'R', '1525', 'z', '6793', '7791', 'w', '5147', 'a', 'M', '157', '321', '8483', '5991', 'r', 'd', 'R', 'L', '6391', '6043', '8831', '9903', 's', '8643', '4903']
Output (English): 0