Task: Program Execution
Input (English): 8, 15, ['6967', 'D', '9241', '4927', '8691', '9853', '3855', 'k', 'B', 'F', 'U', 'U', 'r', '1265', 'b', 'c', 'p', '7597', '929', 'y', 'C', 'K']
Output (English): b5621rUUFBk