Task: Program Execution
Input (English): 18, 22, ['2089', 'W', 'n', '7489', 'C', 'v', '5845', '5461', 'g', 'r', '1765', 'L', 'V', 't', '2727', '1527', '6623', '6797', '1437', '6555', '1297', 'X']
Output (English): X1297655514376797