VAR t,i,j:int64; a,b,c:array[1..101] of int64;
Begin
Readln(t);
for i:=1 to t do
Begin
Readln(a[i],b[i],c[i]);
end;
for i:=1 to t do
Begin
Writeln(a[i] + b[i] - c[i]);
end;
Readln;




END.