The best and less time consuming way to calculate factorial of a number is using iterative approach.

• Iteratively multiply the number with all the numbers from 1 to the given number

• Start with a result v...read more

#include<stdio.h>

void main()

{

int n,i,fact=1;

printf("enter the number");

scanf("%d",&n);

for(i=1;i<=n;i++)

{

fact=fact*(n-1);

n--;

}

}

public class Recursion{

static int factorial(int n){

if(n==1)

return 1;

else

return (n*factorial(n-1));

}

public static void main(String []args){

System.out.println("factorial of 5="+factorial(5))...read more

#include<stdio.h>

#include<conio.h>

void main()

{

int i,n,f=1;

printf("Enter A Number To Find Factorial: ");

scanf("%d",&n)

while(n>=0)

{

f=n*f;

n--;

}