Task: Program Execution
Input (English): J g H 8309 2361 1449 g 4581 8861 V C U X 5673 9209 4845 9917 7855 E g X 595 1761 a 2451 465 4017 V 1597 1251 4939 129 221
Output (English): 1, 2, 3, 7, 10, 11, 12, 13, 19, 20, 21, 24, 28