SHARE
TWEET

pairwiseSum 2

DulcetAirman Dec 26th, 2017 62 Never
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
  1. package ch.claude_martin.playground;
  2.  
  3. import java.util.*;
  4.  
  5. public final class SomeClass {
  6.     public static void main(String[] args) {
  7.         int[] a = {2, 1, 18, -5, -5, -15, 0, 0, 1, -1} ;
  8.         int[] pairwiseSum = pairwiseSum(a);
  9.         System.out.println(Arrays.toString(pairwiseSum));
  10.     }
  11.  
  12.     public static int[] pairwiseSum(int[] a) {
  13.         if (Objects.requireNonNull(a, "array can't be null").length % 2 != 0)
  14.             throw new IllegalArgumentException("length must be even");
  15.         int[] result = new int[a.length / 2];
  16.         for (int i = 0, k = 0; k < result.length;) {
  17.             result[k++] = a[i++] + a[i++];
  18.         }
  19.         return result;
  20.     }
  21.  
  22. }
RAW Paste Data
We use cookies for various purposes including analytics. By continuing to use Pastebin, you agree to our use of cookies as described in the Cookies Policy. OK, I Understand
 
Top