#include <iostream>
#include<cmath>
#include<algorithm>
using namespace std;
int main() {
   int n;
   cin>>n;
   for(int i=0;i<n;i++)
   {
       int a,money=0,n1=0,n2=0;
       cin>>a;
       int b[a];
       for(int j=0;j<a;j++)
            cin>>b[j];
       cin>>money;
       sort(b,b+a);
       
      
       for(int j=0;j<a;j++)
       {
           for(int k=0;k<a;k++)
           {
           if(b[j]+ b[k]==money && k-j>=0)
           {  n1=b[j];
              n2=b[k];
              
              }
           }
           }

    int small=0,large=0;
    if(n1<=n2)
    {
        small=n1;
        large=n2;

    }
    else if(n1>n2)
    {
        small=n2;
        large=n1;
    }
   cout<<"Deepak should buy roses whose prices are "<<small<<" and "<<large<<"."<<endl;
}
return 0;
}