Task: Program Execution
Input (English): R d b 6283 f V o 1493 s 2143 1531 N u G 8115 w w 3885 4261 y 9983 791 I 2367 E
Output (English): 1, 2, 3, 5, 6, 7, 9, 12, 13, 14, 16, 17, 20, 23, 25