Factorial n Using C++

               Factorial N Using C++ 

 Code : #include<stdio.h>

long int multiplyNumbers(int n);

int main() {

int n;

printf("Enter a positive integer: ");

scanf("%d",&n);

printf("Factorial of %d = %ld", n, multiplyNumbers(n));

return 0;

}

long int multiplyNumbers(int n) {

if (n>=1)

return n*multiplyNumbers(n-1);

else

return 1;

}

Output-

Enter a positive number : 5

Factorial of 5 = 120