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A
token has only a single attribute – a pointer to the symbol-table entry in
which the information about the token is kept. The token names and associated
attribute values for the statement
E = M * C ** 2
are
written below as a sequence of pairs.
<id, pointer to
symbol-table entry for E>
<assign_op>
<id, pointer to
symbol-table entry for M>
<mult_op>
<id, pointer to
symbol-table entry for C>
<exp_op>
<number, integer value 2>
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