Task: Program Execution
Input (English): 4769 T e 4383 9925 Y q E 2187 2203 823 a 4437 5427 Z 1291 N u v 5755 l A 4219 6493 2175 6615 G
Output (English): 2, 3, 6, 7, 8, 12, 15, 17, 18, 19, 21, 22, 27