Task: Program Execution
Input (English): P, t, Y, 4185, 9505, 575, 7487, v, r, 3281, 8555, G, 3363, 411, h, V, r, 2447, k, 8243, 2243, C, 4973
Output (English): 4, 5, 6, 7, 10, 11, 13, 14, 18, 20, 21, 23