Nine Digit Magic Number

using System;

class NineDigitMagicNumber
{
    static void Main()
    {
        short sum = short.Parse(Console.ReadLine());
        short diff = short.Parse(Console.ReadLine());

        int sumOfNumber = 0;
        bool isEual = false;
        for (short i1 = 1; i1 <=7; i1++)
        {
            for (short i2 = 1; i2 <=7; i2++)
            {
                for (short i3 = 1; i3 <=7; i3++)
                {
                    for (short i4 = 1; i4 <=7; i4++)
                    {
                        for (short i5 = 1; i5 <=7; i5++)
                        {
                            for (short i6 = 1; i6 <=7; i6++)
                            {
                                for (short i7 = 1; i7 <=7; i7++)
                                {
                                    for (short i8 = 1; i8 <=7; i8++)
                                    {
                                        for (short i9 = 1; i9 <=7; i9++)
                                        {
                                            sumOfNumber = i1 + i2 + i3 + i4 + i5 + i6 + i7 + i8 + i9;

                                            if (sumOfNumber == sum)
                                            {
                                                string firstP = i1 + " " + i2 + " " + i3;
                                                firstP = firstP.Replace(" ", "");
                                                string secondP = i4 + " " + i5 + " " + i6;
                                                secondP = secondP.Replace(" ", "");
                                                string thirdP = i7 + " " + i8 + " " + i9;
                                                thirdP = thirdP.Replace(" ", "");
                                                short firstPair = short.Parse(firstP);
                                                short secondPair = short.Parse(secondP);
                                                short thirdPair = short.Parse(thirdP);
                                                if (secondPair - firstPair == diff && thirdPair - secondPair == diff)
                                                {
                                                    isEual = true;
                                                    Console.Write(firstP);
                                                    Console.Write(secondP);
                                                    Console.Write(thirdPair);
                                                    Console.WriteLine();
                                                }
                                            }
                                        }
                                    }
                                }
                            }
                        }
                    }
                }
            }
        }
        if (isEual==false)
        {
            Console.WriteLine("No");
        }
    }
}