➽ Program:-

#include<iostream> 

using namespace std; 

int main() 

    int i, num, fact=1;   

    cout<<"Enter a Number: ";   

    cin>>num;   

    for(i=1; i<=num; i++)

    {   

       Fact = fact * i;   

    }   

    cout<<"Factorial of " << num << " is " << Fact; 

    return 0; 

}

➽ Output:-

Enter a Number: 8
Factorial of 8 is 40320