what will be the coode in c++ language for finding factorial of a number?

Question

can we do it using loops?

Answer 1

required program is given below
just save it into a [ .CPP ] file and run it


#include
#include
class x
{
int f,s,i;
public:
void fact(int s);
};
void x::fact(int s)
{
f=1;
for(i=s;i>=1;i--)
f*=i;
cout<<"Factorial of "< }
void main()
{clrscr();
x fe;
int v;
cout<<"Enter the no."< cin>>v;
fe.fact(v);
getch();
}

Answer 2

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#include
#include
void main()
{
clrscr();
int num,i,j,fact=1;
cout<<"Enter the number \t ";
cin>>num;

for(i=n;i>=1;i--)
{
fact=fact*i;
}

cout<<"\n Factorial of "<
getch();
}