namespace TriangleSymbol
{
    internal class Program
    {
        static void Main(string[] args)
        {
            Console.OutputEncoding = Encoding.UTF8;

            string symbol;
            string name;
            string virable;
            string frame;

            Console.WriteLine("Введите свое имя");
            name = Console.ReadLine();

            frame = "";
            symbol = "%";
            virable = Convert.ToString(symbol) +  (name) + Convert.ToString(symbol);

            for (int i = 0; i < virable.Length; i++)
            {
                frame += symbol;
            }

            Console.WriteLine();
            Console.Write(frame);
            Console.WriteLine("\n" +virable);
            Console.Write(frame);
            Console.ReadKey();
        }
    }
}