I need help in this question, I am trying so hard for last few days but i am not able to complete it, please help me, i will be very much thankful. I really need help in this.

This is figure 1

5. Translate the program prog in Figure 1 into program-as-data notation so that you can use it to test the answer for the next question. Submit this as a text file named progasdata.txt. This file must only contain text (no Word documents here!) representing the program as WHILE++ data. Make sure you follow the specification of WHILE++ programs-as-data format as given further above. [16 marks) prog read L { foreach x in L { while x { Y:= cons nil Y; X:= tl x } } } write Y