---

#include<iostream>
using namespace std;
int main(void)
{
 int t,i,j,d,o;
 int s[4];
 while (cin >> t)
 {
  for(i=0;i<=t;i++)
   {
    for(j=0;j<4;j++)
     {cin >> s[j];}
     
       if ((d = s[1] - s[0]) == s[2] - s[1])  
        s[4] = s[3]+d;  
         if ((d = s[1]/s[0]) == s[2]/s[1])  
           s[4] = s[3]*d;
            for(j=0;j<=3;j++)
             cout << s[j] << " ";  
               cout << s[4] << endl;
              
    }
  }
  return 0;
}