output: 0,1,1,2,3,5,8,11
#include<stdio.h>
#include<conio.h>
void main()
{
int num,i,num1=1, num2=0,value=0;
printf("enter the number of elements in the series");
scanf("%d",&num);
clrscr();
printf("\n0\n1\n");
for(i=0;i<=num;i++)
{
value=num1+num2;
printf("%d\n",value);
num2=num1;
num1=value;
}
getch();
}