Task: Program Execution
Input (English): 3, 15, ['1425', '2591', 'u', 'L', 'W', 'L', 'w', '5153', 'O', 'h', '8039', '4037', 'C', 'f', '4857', 'B']
Output (English): 7584fC73049308hO3515wLWLu