Task: Program Execution
Input (English): q, W, 8907, 1425, 4423, 2089, 6855, k, 2407, d, i, y, 3725, c, V, W, 9797, 8721, b, N, E
Output (English): 3, 4, 5, 6, 7, 9, 13, 17, 18