Task: Program Execution
Input (English): e f 7957 1395 1613 n w 1697 e 1651 d r X l U 231 p X 3813 9069 S 1551 1615 2611 7481 A 3927 A 2069 9865 1361 H 1139 5503 D
Output (English): 1, 2, 6, 7, 9, 11, 12, 13, 14, 15, 17, 18, 21, 26, 28, 32, 35