Task: Program Execution
Input (English): 12, 19, ['r', '7045', '3543', '2719', '6261', '219', '3321', 'Y', '7013', '3531', 'v', 'p', '1505', '9147', 'q', '5551', 'U', '2699', '5145', 'P', '2117', 'G', '53', '1963', '317']
Output (English): p15059147q5551U26995145