> #include <iostream>
> using namespace std;
> int main ()
> {
>       int t,a,b,c,d;
>       cin>>t;
>       while(t--)
>       {
>          cin>>a>>b>>c>>d;
>          if(a+d==b+c)
>               cout<<a<<" "<<b<<" "<<c<<" "<<d<<" "<<d+b-a<<endl;
>          else
>               cout<<a<<" "<<b<<" "<<c<<" "<<d<<" "<<d*b/a<<endl;
>       }
>       system("pause");
>       return 0;
> }