Task: Program Execution
Input (English): i, 1441, 397, S, 8833, 9829, g, U, W, 9651, 9403, 7013, 8445, D, M
Output (English): 9, 1441, 397, 19, 8833, 9829, 7, 21, 23, 9651, 9403, 7013, 8445, 4, 13