program z_2;
var l,r,f1,f2,m1,m2,eps,x: real;
function f(x: real): real;
BEGIN
  f:=1-sqr(x);
END;

BEGIN
  l:=-3;
  r:=2;
  eps:=0.0001;
  while ((r-l)>eps) do       begin
    m1:=l+(r-l)/3;
    m2:=r-(r-l)/3;
    f1:=f(m1);
    f2:=f(m2);
    if f1<f2 then l:=m1 else
    if f1>f2 then r:=m2 else begin
               l:=m1;  r:=m2;  end;
  end;
  m1:=(l+r)/2;
  f1:=f(m1);
  writeln (m1:8:5, f1:8:5);
end.