func square(width, height int) float64 {
	if width == 0 && height == 0 {
		return 0
	}
	if width <= height {
		return float64(width) / float64(height)
	}
	return float64(height) / float64(width)
}
func square(width, height int) float64 {
	if width == 0 && height == 0 {
		return 0
	}
	if width <= height {
		return float64(width) / float64(height)
	}
	return float64(height) / float64(width)
}
func square ( width , height int ) float64 { if width == 0 && height == 0 { return 0 } if width <= height { return float64 ( width ) / float64 ( height ) } return float64 ( height ) / float64 ( width ) }
// square returns a float value indicating how much the given rectangle is close to a square.
// If the given rectangle is square, this return 1 (maximum value).
// Otherwise, this returns a value in [0, 1).
square returns a float value indicating how much the given rectangle is close to a square . If the given rectangle is square this return 1 ( maximum value ) . Otherwise this returns a value in [ 0 1 ) .