Task: Program Execution
Input (English): 12, 19, ['L', 'm', 'v', 'G', 'y', 'D', 'a', 'D', '7569', 'x', '8621', 'O', 'Y', '7973', '2083', 'u', '6341', '131', 'r', 'Y', 'p', 'b', 'J', 'n', '1649', 'u', 'L', 'e', '4807']
Output (English): r1316341u20837973YO