Task: Program Execution
Input (English): S 6675 8439 2673 6821 9249 1043 7421 U 8751 4045 1777 u e 9813 3157 W 3813 7985 v 6763 1159 6121 D C 245 9211
Output (English): 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 15, 16, 18, 19, 21, 22, 23, 26, 27