▁two - week ▁summer ▁cru ise ▁on ▁the ▁, ▁a ▁square ▁rig ged ▁b ark ent ine ▁sail ing ▁vessel ▁received ▁from ▁the ▁Germ ans ▁as ▁part ▁of ▁World ▁War ▁II ▁re par ations . ▁When ▁they ▁return ▁to ▁the ▁Academy ▁in ▁September ▁to ▁begin ▁the ▁Fall ▁academic ▁sem ester , ▁they ▁are ▁called ▁sw abs ▁or ▁fourth ▁class ▁cad ets ▁( 4 / c ). ▁Second ▁year ▁cad et , ▁s oph om ores , ▁are ▁referred ▁to ▁as ▁third ▁class ▁cad ets ▁( 3 / c ). ▁Third ▁year ▁cad ets , ▁juni ors , ▁are ▁referred ▁to ▁as ▁second ▁class ▁cad ets ▁( 2 / c ). ▁Sen iors ▁are ▁referred ▁to ▁as ▁first ▁class ▁cad ets ▁( 1 / c ). ▁▁ 1 st ▁Class ▁Cad ets ▁( 1 / c , ▁Sen iors ) ▁ful fill ▁roles ▁as ▁Regiment al ▁Staff ▁Offic ers , ▁Company ▁Command ers , ▁Department ▁He ads ▁and ▁Division ▁Offic ers . ▁▁ 2 nd ▁Class ▁Cad ets ▁( 2 / c , ▁Juni ors ) ▁serve ▁as ▁Ass istant ▁Division ▁Offic ers , ▁providing ▁leadership ▁to ▁and ▁super vis ing ▁ 3 rd ▁and ▁ 4 th ▁Class ▁Cad ets . ▁Second ▁Class ▁Cad ets ▁have ▁overall ▁responsibility ▁for ▁the ▁ 4 th ▁Class ▁training ▁program . ▁▁ 3 rd ▁Class ▁Cad ets ▁( 3 / c , ▁Soph om ores ) ▁serve ▁as ▁ment ors , ▁each ▁providing ▁personal ▁o vers ight ▁of ▁one ▁or ▁two ▁ 4 th ▁Class ▁Cad ets