Question: 2 . Consider the following CFG S - > Stmt Stmt - > Var = Expr Expr - > Var | Num | Expr +

2. Consider the following CFG
S -> Stmt
Stmt -> Var = Expr
Expr -> Var | Num | Expr + Expr | Expr Expr
Var -> a | b | c || z
Num ->0|1|2||9
Give the derivations fot the following strings:
(a) x =5
(b) y = x +3
(c) z = y 2

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