Task: Program Execution
Input (English): E 7683 C I 6367 1951 9957 1425 S 9171 6643 7155 3261 x 6697 j 6133 1019 M 4297 k k e 4879 4725 841 W d 685 4985 3975 7069 o
Output (English): 2, 5, 6, 7, 8, 10, 11, 12, 13, 15, 17, 18, 20, 24, 25, 26, 29, 30, 31, 32