Sunday 19 February 2017

fibonacci series program in c# using for loop

frequently asking logical program in interviews for dotnet fresher

Fibonacci series program in c# using for loop
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication84
{
    class Program
    {
        static void Main(string[] args)
        {
            int i, n, f1 = 0, f2 = 1, f3 = 0;  /*variables declaration*/
            Console.WriteLine("enter a no:");
            n = int.Parse(Console.ReadLine());
            Console.WriteLine(f1);
            Console.WriteLine(f2);
            for (i = 0; i <= n; i++)           /*loop implementation*/
            {
                /*logic for loop*/
                f3 = f1 + f2;
                Console.WriteLine(f3);      /*print output*/
                f1 = f2;
                f2 = f3;
     
            }
            Console.ReadLine();

        }
    }
}




output: Screen Shot


















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