Which of the following are optimisations a compiler/interpreter might do? Note, there could be more than one correct answer.

Question

Which of the following are optimisations a compiler/interpreter might do?  Note, there could be more than one correct answer.

Answer

convert an "order n squared" algorithm to an "order n" algorithm.

Answer

change "five" to 5

Answer

remove a loop that executes 0 times.

Answer

strip "if true" from a block of code

Answer

change 5 + 5 to 10

Answer

change 5+5 to 10+0

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