
How to find integer pairs with given sum
Given an array of integers, and a number ‘sum’, find the number of pairs of integer in the array whose sum is equal to ‘sum’. Array can be a combination of +ve, -ve and...
Given an array of integers, and a number ‘sum’, find the number of pairs of integer in the array whose sum is equal to ‘sum’. Array can be a combination of +ve, -ve and...