Here is What's Good About Write a program to find the factorial of a number in C plus plus - indicoderz

#include<iostream.h>

void main()
{
 int i,n,fact=1;
 
 cout<<"Enter a number : ";
 cin>>n;
 
 for(i=1;i<=n;i++)
 {
  fact=fact*i;    
 }
 
 cout<<"Factorial of "<<n<<" is "<<fact<<endl;
 
}

OUTPUT --- 

Enter a number : 0

Factorial of 0 is 1

[Program finished]

Enter a number : 1

Factorial of 1 is 1

[Program finished]

Enter a number : 2

Factorial of 2 is 2

[Program finished]

Enter a number : 3

Factorial of 3 is 6

[Program finished]

Enter a number : 4

Factorial of 4 is 24

[Program finished]

Enter a number : 5

Factorial of 5 is 120

[Program finished]

Enter a number : 6

Factorial of 6 is 720

[Program finished]

Enter a number : 7

Factorial of 7 is 5040

[Program finished]

Enter a number : 8

Factorial of 8 is 40320

[Program finished]

Enter a number : 9

Factorial of 9 is 362880

[Program finished]

Enter a number : 10

Factorial of 10 is 3628800

[Program finished]