Task: Program Execution
Input (English): 11, 20, ['B', 'B', '3313', 'e', '9879', '3811', 'b', '315', 'c', '335', '6737', 'P', 'O', 'l', '3443', '7479', '2455', '1185', '6963', 'g']
Output (English): g36965811554297473443lOP7376