using System;

public class Program

{

    public static void Main()

    {       

        int[] arr = { 1, 5, 7, -1, 5 };

        int sum = 6;

        getPairsCount(arr, sum);

    }

    public static void getPairsCount(int[] arr, int sum)

    {

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

            for (int j = i + 1; j < arr.Length; j++)

                if ((arr[i] + arr[j]) == sum)

                    Console.WriteLine("The target value  " + sum + " and corresponding pairs of integers " + arr[i] + " " + arr[j]);

    }

}