Codility Odd Occurrences In Array Solution C#.Net

Codility Odd Occurrences In Array Solution C#.Net

[ Find value that occurs in odd number of elements.]

Solution:

public int solution(int[] A)

{

   int unMatchNumber = A[0];

   for (int i = 1; i < A.Length; i++)

   {

        unMatchNumber = unMatchNumber ^ A[i];

   }

 return unMatchNumber;

}

And here goes, got 100%. :)