var i,t:longint;
x:longint;
f,g:text;
begin
assign(f,'fructe.in');
assign(g,'fructe.out');
reset(f);
rewrite(g);
read(f,t);
for i:=1 to t do begin
        read(f,x);
        read(f,x);
        writeln(g,x mod 2);
        end;
close(f);
close(g);
end.