Task: Program Execution
Input (English): 15, 18, ['z', 'y', 'J', '4017', 'v', 'i', '341', 'G', '3305', 'q', 'U', 'l', 'T', 'T', '3859', 'O', '6755', 'b', '6583', '777', '9449', '2037', 'N', '2609', '8279', 'y', '6411']
Output (English): b5576O9583