C code of fibonacci series?

Answer 1

#include
#include
void main()
{
int a=-1,b=1,c,i,n;
printf("enter the number");
scanf("%d",&n);
for(i=1;i<=n;i++)
{
c=a+b;
printf("%d",c);
a=b;
b=c;
}
getch();
}