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What type of reference should be used in vector arithmetic?

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+1 vote
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in C++ by (98.8k points)
What type of reference should be used in vector arithmetic?

(a) dynamic

(b) const

(c) both dynamic & const

(d) static

The question was posed to me in an international level competition.

The query is from Vector Arithmetic topic in chapter Strings, Streams & Numerics in C++ of C++

1 Answer

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Best answer
Correct choice is (b) const

Explanation: As we are using the vector and it will give accurate result if we use const reference.

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