Task: Program Execution
Input (English): 7881 4799 L 7103 1645 8507 N 8489 I 9249 h u 3517 L Y 1385 m 7609 l 4513 Q 95 n 131 7751 601 Z G
Output (English): 1, 2, 4, 5, 6, 8, 10, 13, 16, 18, 20, 22, 24, 25, 26