FIND POWER OF A NUMBER USING RECURSION USING C PROGRAM

#include<stdio.h>

int main(){

  int pow,num;

  long int res;

  long int power(int,int);

  printf("\nEnter a number: ");

  scanf("%d",&num);

  printf("\nEnter power: ");

  scanf("%d",&pow);

  res=power(num,pow);

  printf("\n%d to the power %d is: %ld",num,pow,res);

  return 0;

}

  int i=1;

  long int sum=1;

  long int power(int num,int pow){

      if(i<=pow){

           sum=sum*num;

          power(num,pow-1);

      }

      else

      return sum;

}