Find out Factioral value

Q. Write a program to insert a number and find out its factorial value?

Ans.

#include<stdio.h>

#include<conio.h>

void main()

{

 int fact=1,num;

 clrscr();

 printf("\nEnter Number : ");

 scanf("%d",&num);

 while(num>=1)

 {

  fact=fact*num;

  num--;

 }

 printf("\nFactorial value of %d is %d",num,fact);

}

       Output of above program : 

Enter Number : 5

Factorial value of 5 is 120