Two Sum
Given an array of integers and a target integer, return the indices of the FIRST two numbers which add up to the target.
Assume the same element may not be used twice.
Example
twoSum([1,2,3], 4);
//returns [0, 2] because 1 + 3 equals 4
Given an array of integers and a target integer, return the indices of the FIRST two numbers which add up to the target.
Assume the same element may not be used twice.
twoSum([1,2,3], 4);
//returns [0, 2] because 1 + 3 equals 4