namespace bbbc
{
    class Program
    {
        static void Main(string[] args)
        {
            int a;
            Random n = new Random();
            while (true)
            {
                int[] arr = new int[5];
                
                for (int i = 0; i < 5; i++)
                {
                    
                    a = n.Next(1, 6);
                    arr[i] = a;
                    if (arr.Contains(a))
                    {
                         arr[i] = a;
                    }
                    else
                    {
                         a = n.Next(1, 6);
                    }
                    Console.WriteLine(arr[i]);
                }
                break;
            }
        }
    }
}