Program to Find the Factorial Number in c++

 Factorial number is multiply the own back number Like if number is 5 then =5*4*3*2*1 =120

/*Program to find factorial of a number*/

#include<iostream.h>

#include<conio.h>

void main()

{

int j,n,fact=1;

clrscr();

cout<<"\n enter the number: ";

cin>>n;

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

fact=fact*j;

cout<<"factorial of"<<n<<"="<<fact;

getch();

}

 Output:

    enter the number:7

     factorial of 7=5040