Fibonacci recursion

#include<stdio.h>

#include <conio.h>

void printFibonacci(int);

int main(){

    int k,n;

    long int i=0,j=1,f;

    printf("Enter the range of the Fibonacci series: ");

    scanf("%d",&n);

    printf("Fibonacci Series: ");

    printf("%d, %d ",0,1);

    printFibonacci(n-2);

    getch();

}

void printFibonacci(int n){

    static long int first=0,second=1,sum;

    if(n>0){

         sum = first + second;

         first = second;

         second = sum;

         printf(",%ld ",sum);

         printFibonacci(n-1);

    }}