Please disregard problem #2 and help me with problem #1, thanks.

1. Rewrite the BNF grammar of example 3.4 to add the postfix and prefix increment (++) and the prefix and postfix decrement (-) unary operators in Java or C+t. 2. Use the BNF grammar of example 3.4 to show a parse tree and a leftmost derivation for the statement A=A* (B + C)