Task: Program Execution
Input (English): D, 7701, 8861, N, C, 9489, 3275, 2875, 9857, 7543, 6685, k, t, 7873, E, o, 995, 3127, 8403, U, 5893, I
Output (English): 1, 4, 5, 12, 13, 15, 16, 20, 22