Every so often its good to exercise your brain with a math problem or two that forces you to recall principles you learned decades prior. Can you solve 5+5x5+5 without a hitch?

The prefix sum problem is often used to test a developer's mettle. Here's a simple solution to the prefix sum problem in Java that uses loops, arrays and basic Java syntax.

1.Two-Sum_leetCode with java Given an array of integers nums and an integer target, return indices of the two numbers such that they add up to target. You may assume that each input would have exactly ...

README.md Two-Sum Given an array of integers nums and an integer target, return indices of the two numbers such that they add up to target. You may assume that each input would have exactly one ...