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BODMAS

Consider the ...

Question

Consider the translation scheme shown below:
$S \to T R$
$R \to + T {p r i n t (^{'} +^{'});} R | ϵ$
$T \to$ num {print (num.val);}

Here num is a token that represents an integer and num.val represents the corresponding integer value. For an input string '9 + 5 + 2', this translation scheme will print

9 5 + 2 +

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9 + 5 + 2

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+ + 9 5 2

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9 5 2 + +

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Solution

The correct option is A 9 5 + 2 +
For the input '9 + 5 + 2' the translation scheme is 95 + 2 + shown below:

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\begin{matrix} E \to E_{1} # T & {E . value = E_{1} . value * T . value} | T & {E . value = T . value} T \to T_{1} & F & {T . value = T_{1} . value + F . value} | F & {T . value = F . value} F \to num & {F . value = num . value} \end{matrix}

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