POWER OF A NUMBER USING RECURSION in c programming language

POWER OF A NUMBER USING RECURSION

void main()

{

int pow,num;

long int res;

long int power(int,int);

clrscr();

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);

getch();

}

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;

}