Program to print n terms of fibonacci series in c

/* program to print fibo series */
#include <stdio.h>
void main ()
{
int a=0,b=1,sum,counter=0,n ;
clrscr () ;
printf ("/n %d",a) ;
printf ("/n %d",b) ;
printf ("/n how many terms you want to print:") ;
scanf ("%d", & n) ;
while (counter<n-2)
{
sum=a+b ;
printf ("/n %d",sum) ;
a=b ;
b=sum ;
counter++ ;
}
getch () ;
}