Find pair with given sum

[kiruba-r11]

💥 Proposal

(A clear and concise description of what the proposal is.) The question is to find a pair that gives the sum that the user has entered. It can be implemented by sorting the array and using Two Pointer approach.

Have you read the Contributing Guidelines on Pull Requests ?

(Write your answer here.) YES

[kiruba-r11]

@ankitapuri I would like to work on this in C++.

[kiruba-r11]

@ankitapuri Can I start working on this?

[kiruba-r11]

@ankitapuri Can I work on this in python

[ankitapuri]

@ankitapuri Can I work on this in python

you already did in 1 language

[kushalsng]

@ankitapuri I would like to work on this in JavaScript