Task: Program Execution
Input (English): S, 1551, 73, p, 3469, i, O, T, 9235, g, 7587, D, k, q, 5647, 5945, W, 2965, W, 5675, y, 3855, 8249, 1005
Output (English): 2, 3, 5, 9, 11, 15, 16, 18, 20, 22, 23, 24