Task: Program Execution
Input (English): 5, 11, ['7891', 'v', '1679', '5795', 'm', 'F', 'K', 'C', 'h', 'A', '7897', 'n', 'k', 'l', '3811', 'O', '6369', '6735', 'k', 'u', '8959', 'b', '1471', '9891', 'R']
Output (English): mFKChA7897