javabuddy

import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
/**
 * Program to demonstrate coding for interfaces in Java
 * @author WINDOWS 8
 *
 */
public class Hello {
  public static void main(String args[]) {

javabuddy

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javabuddy

import org.junit.Assert;
 
/**
 * My solution of classical two sum problem in Java. 
  Problem - Given an array of
 * integers, find two numbers such that they add up to 
  a specific target number.
 *
 * The method twoSum should return indices of the two numbers such that they add
 * up to the target, where index1 must be less than index2.