Task: Program Execution
Input (English): a, 4595, 4879, 7535, J, 589, 7739, r, 8525, H, j, 4717, 2613, 5343, 8077, n, 1991, a, 6297, 4453, d, 8399, Y, c
Output (English): 2, 3, 4, 6, 7, 9, 12, 13, 14, 15, 17, 19, 20, 22