using System;

public class Program

{

    public static void Main()

    {

        var unique = findUnique(new int[] {2,73,2,5,5,62,12,12,256,256});

        Console.WriteLine(unique[0]);

        Console.WriteLine(unique[1]);

    }

    private static int[] findUnique(int[] numbers) {

        int number = 0;

        for (int i = 0; i < numbers.Length; i++) {

            number ^= numbers[i];

        }

        int onePosition;

        for (onePosition = 0; onePosition < 32; onePosition++) {

            if (((number >> onePosition) & 1) == 1)

                break;

        }

        var number2 = 0;

        for (int i = 0; i < numbers.Length; i++) {

            if (((numbers[i] >> onePosition) & 1) == 1) {

                number2 ^= numbers[i];

            }

        }

        return new int[] {number2, number^number2};

    }

}