6.2.2
20K
node = node.next
and
phone = node.data.phone
20000
node = NearestNeighbor(node)
phone = EmergencyContact(node)
node = node.next
node = NearestNeighbour(node)
node node node =
node.text
if ( node.text<>null ) then
node = node.text
if ( node<>null ) then
if ( node.next<>null ) then