Two Sum Problem Java Solution - The Coding Shala
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Two Sum Problem Java Solution
Given an array of integers, return indices of the two numbers such that they add up to a specific target.
You may assume that each input would have exactly one solution, and you may not use the same element twice.
Given nums = [2, 7, 11, 15], target = 9,
Because nums + nums = 2 + 7 = 9,
return [0, 1].
Two Sum Problem Java Program
We can use HashMap to store value and index.