Fibonacci Series

Program to print Fibonacci series up to n^th term.

#include<iostream.h>

#include<conio.h>

void main()

 {

    double num,f1=0,f2=1,f3;

      cout<<"Enter term to which Fibonacci series is to be printed: ";

      cin>>num;

      for(int i=0;i<num;i++)
        {
          cout<<f1<<"\t";
          f3=f1+f2;
          f1=f2;
          f2=f3;
        }

      getch();

   }