Task: Program Execution
Input (English): i 8131 M 4681 427 8257 5053 y 7453 y S 3115 9253 83 G Z 8753 B 5607 E 4279 D 4859 7845 s A n 7153 n 3439 6849 w 3807
Output (English): 2, 4, 5, 6, 7, 9, 12, 13, 14, 17, 19, 21, 23, 24, 28, 30, 31, 33