Task: Program Execution
Input (English): 4155 Z w 5569 2359 L z 8435 4909 a 6925 X R 101 5335 8703 1145 7145 8753 9917 M 2135 8977 7873 5215 9729
Output (English): 1, 4, 5, 8, 9, 11, 14, 15, 16, 17, 18, 19, 20, 22, 23, 24, 25, 26