Factorial of a number

[swethareddy18]

[swethareddy18]

include

long factorial(int n)
{
if (n == 0)
return 1;
else
return(n * factorial(n-1));
}

void main()
{
int number;
long fact;
printf("Enter a number: ");
scanf("%d", &number);

fact = factorial(number);
printf("Factorial of %d is %ld\n", number, fact);
return 0;
}