Task: Program Execution
Input (English): 1055 w O O f 2229 g E e 7135 v 2031 7699 7077 1057 F 6023 5133 4949 e 8287 9813 N E x w 749 i 8731
Output (English): 2, 3, 4, 5, 7, 8, 9, 11, 16, 20, 23, 24, 25, 26, 28