{1.0e5}
{1e3}
{1e-2}
{1.2e-2}
{1.2e+3}
{3e+3}
{3e3}

{-1}
{-1.0}
{-2.11234}
{+2.11234}
{+2}
{0.0001}
{0.1}
{1.0}