Task: Program Execution
Input (English): 16, 23, ['l', '7471', 'j', 'p', '5669', '8899', 'C', '3945', 'k', '4205', 'l', 'P', 'p', 'A', 'A', '7849', 'B', 'p', 'B', '4203', '7563', 'R', 'F', '1179']
Output (English): 7849BpB42037563RF