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2 6 . Consider the context - free grammar: - > ; | ; - > id : - > int | real | char
Consider the contextfree grammar:
; ;
id :
int real char
array of
record end
; id : int real char array of record end are all terminals.
and the following input program view the whole program as one string although it is displayed across multiple lines for better readability. :
id : array of int; id : record id : real; end;
a Please give the start symbol of the CFG
b Give a stepbystep rightmost derivation for the program.
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