program rettangolo;
var T, test :longint;
procedure solve (T :longint);
var x1, x2, x3, x4, y1,y2,y3, y4: longint;
begin
readln(x1,y1);
readln(x2,y2);
readln(x3,y3);
x4:= (x1 xor x2) xor x3;
y4:= (y1 xor y2) xor y3;
Write('Case #', test, ': ');
WriteLn(x4,' ',y4);
end;
begin
ReadLn(T);
for test:=1 to T do begin readln; solve(T); end;
end.
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