Write a Yacc program that tells whether its input is a palindrome (sequence of characters that read the same forward and backward). Determine the types and relative addresses for the identifiers in...

Write a Yacc program that tells whether its input is a palindrome (sequence of characters that read the same forward and backward).

Determine the types and relative addresses for the identifiers in the following sequence of declarations:

float x; record { float x; float y; } p; record { int tag; float x; float y; } q;