Task: Program Execution
Input (English): e 9655 2755 8269 325 M 6361 j 6663 3889 X 5767 4479 f o 4959 Z 1553 8447 u 9709 153 6113 9011 5743 7607 x s 4449 6413 v 1221 D i 8319 9 5555
Output (English): 2, 3, 4, 5, 7, 9, 10, 12, 13, 16, 18, 19, 21, 22, 23, 24, 25, 26, 29, 30, 32, 35, 36, 37