SumZeroAmazon.com
import java.util.Arrays;
/**
* Class to find the pair whose sum equal to
zero.
* @author rajesh.kumar
*/
public class SumZeroAmazon {
public static void main(String[] args) {
int[] array =
{10,12,14,16,8,10,18,19,6,6};
getPairWithZeroSum(array);
}
/**
*
Method to print the pair.
* @param array
*/
private static void getPairWithZeroSum(int[] array) {
Arrays.sort(array);
int length = array.length;
if(length==0  length==1) {
System.out.println("No pair exists !!");
}
int i = 0;
int j = length 1;
while (i <
j) {
/* If sum of the elements at index
i and j equals 0 */
if (array[i] + array[j] == 0) {
System.out.println("Pair is ("+array[i]+","+array[j]+")");
return;
} else if(Math.abs(array[i]) > Math.abs(array[j])) {
i++;
} else {
j;
}
}
System.out.println("No pair exists !!");
}
}

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