Question
Solve only the Questions indicated as HW3 --> [ ] { ab } --> z { ze } --> x [y] z BNF: --> |
Solve only the Questions indicated as HW3
BNF:
Notes:
1) You can add additional rules.
2) You should use the "empty string" rule, i.e., :
--> e | s
which means, the abstract can be replaced with an empty string "e", or "s" , where e=" " is stands for empty.
As an example, all of the following sentences belong to the rule above:
"s"
"ss"
" " (empty string, where e = " " )
But, these sentences do not belong to :
"e"
"es"
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