Task: Program Execution
Input (English): 1, 20, ['C', '4347', '7199', '9355', '3567', 'b', '5133', '7869', 'g', 'N', 'Z', 'u', 'w', '6571', '2563', 'I', 'r', '7933', 'U', 'l']
Output (English): 54537