Task: Program Execution
Input (English): 3351, 8883, 1777, 4641, 8527, 8185, Y, c, 6091, 3067, 7305, f, l, f, 8355, 4533, D, j, A, 27, 7195, 693, 985, y
Output (English): 1, 2, 3, 4, 5, 6, 9, 10, 11, 15, 16, 20, 21, 22, 23