Consider the grammar rule. E -> E1 − E2 for arithmetic expressions. If E1 and E2 do not have any common sub expression,

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answerhappygod
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Consider the grammar rule. E -> E1 − E2 for arithmetic expressions. If E1 and E2 do not have any common sub expression,

Post by answerhappygod »

a) E1 should be evaluated first
b) E2 should be evaluated first
c) Evaluation of E1 and E2 should necessarily be interleaved
d) Order of evaluation of E1 and E2 is of no consequence
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