using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine();

        int a = 0, b =1, S, i, n;

        Console.WriteLine("\nIn day Fibonaci:\n");

        Console.WriteLine("----\n\n");

        Console.WriteLine("nhap so phan tu can hien thi"

        {

​

        }

    }

}

​

​

​

​