Task: Program Execution
Input (English): 1, 20, ['7645', '5733', '5179', 'O', 'Z', '8539', 'b', 'I', '8447', 'd', 'H', 'f', 'o', 'h', 'Z', '8167', '3605', 'S', '615', 'z']
Output (English): 47930