Task: Program Execution
Input (English): 11, 19, ['8173', '2629', '791', 'q', '4089', '6043', 'P', '9723', '5085', '8481', 's', '79', '8155', 'x', '867', 'p', '3923', '9215', 'N', 'O', 'Q']
Output (English): s798155x867p39239215N