Q)Generate the below Fibonacci series?Armstrong?

Q)Generate the below Fibonacci series?
1 1 2 3 5 8 13 21 34 55 89
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;


namespace ConsoleApplication17
{
class Program
{
static void Main(string[] args)
{
int f1 = 1;
int f2 = 1;
int f3 = 0;
Console.WriteLine(f1);
Console.WriteLine(f2);
for (int i = 1 ;i<=10; i++)
{
f3 = f1 + f2;
Console.WriteLine(f3);
f1 = f2;
f2 = f3;
}
}
}
}
Q)WAP to Print Armstrong number below 10000?
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ConsoleApplication17
{
class Program
{
static void Main(string[] args)
{
int a; int r; int sum=0;
for (int i = 1 ; i <=10000; i++)
{
a = i;
sum = 0;
while (a!=0)
{
r = a % 10;
sum = sum +r * r * r;
a = a / 10;
}
if (i==sum)
{
Console.WriteLine("Amstrong no "+sum);
}
}
}
}
}