Question: Consider the grammar rule. E -> E1 ? E2 for arithmetic expressions. If E1 and E2 do not have any common sub expression, in order to get the shortest possible code.
Options
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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