Task: Program Execution
Input (English): 1419 d O 5867 8263 4937 6225 e g 2229 Y 3235 b I 543 W B s 3805 6035 6083 N 2123 2529 5533 R 8401 6239 H 5069
Output (English): 1, 4, 5, 6, 7, 10, 12, 15, 19, 20, 21, 23, 24, 25, 27, 28, 30