#include <iostream>
using namespace std;

int factorialN(int n){
    int fact=1;

    for(int i=1;i<=n;i++){
        fact*=i;
    }
    return fact;
}
int main() {
    cout << factorialN(8)  <<  endl;
    cout << factorialN(10) << endl;
    return 0;
}

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