using System;

public class Program

{

    public static void Main()

    {

        Random r = new Random();

        var num1 = Math.Floor(r.NextDouble()*10);

        var num2 = Math.Floor(r.NextDouble()*10);

        var num3 = Math.Floor(r.NextDouble()*10);

        var num4 = Math.Floor(r.NextDouble()*10);

        var num5 = Math.Floor(r.NextDouble()*10);

        var num6 = Math.Floor(r.NextDouble()*10);

        var num7 = Math.Floor(r.NextDouble()*10);

        var num8 = Math.Floor(r.NextDouble()*10);

​

        // Weights: 3 2 7 6 5 4 3 2

        var weighted = num1*3 + num2*2 + num3*7 + num4*6 + num5*5 + num6*4 + num7*3 + num8*2;

        var remainder = weighted % 11;

        var contr = 11 - remainder;

​

        if (contr == 11)

            contr = 0;

​

        //alert("weighted: " + weighted + "\nremainder: " + remainder + "\ncontr: " + contr);

​

        if (contr == 10)

            Console.WriteLine("No go");

        else

            Console.WriteLine("" + num1 + num2 + num3 + num4 + num5 + num6 + num7 + num8 + contr);

    }

}