I am running a javaTest file with arrays and arraylist, the errors that pop up say certain names can't be used as variables: public static void main$($String$[]$ args$)\{$

Ship cruiseShip$1=$ new CruiseShip$($name: "Magic", year: $1998,$ afloat: true, passengers: $2700,$ zone: "Caribbean"$)$;

Ship cruiseShip$2=$ new CruiseShip$($name: "Titanic", year: $1912,$ afloat: false, passengers: $1300,$ zone: "Atlantic Ocean"$)$;

Ship cargoShip$1=$ new CargoShip$($name: $"$El Faro", year: $1974,$ afloat: false, cargo: "containers", capacity: $391)$;

CargoShip cargoShip$2=$ new CargoShip$($name: "Seawise Giant", year: $1979,$ afloat: false, cargo: "crude oil", capacity: $564763)$;

WarShip warShip $=$ new WarShip$($name: "USS Nimitz", year: $1972,$ afloat: true, type: "super carrier", nation: "United States Navy"$)$;