Task: Program Execution
Input (English): 1695 n 1791 r p 1357 7117 1841 x D 7647 s 4673 3373 w y 6017 3235 p 1191 3157 9499 4195 D a F u i
Output (English): 1, 3, 6, 7, 8, 11, 13, 14, 17, 18, 20, 21, 22, 23