Code:
//Aim: to Find Factorial Of a No. Using function
#include<iostream.h>
#include<conio.h>
long int fact(int);
void main()
{
int n;
long int f=1;
clrscr();
cout<<"\n enetr a value:";
cin>>n;
f=fact(n);
cout<<"\n the factorial is:"<<f;
getch();
}
long int fact(int m)
{
int i;
long int f=1;
for(i=1;i<=m;i++)
{
f=f*i;
}
return(f);
}