Can someone please tell me the error? I am new to Java.
package bankapplication;
import java.util.Scanner;
public class mainmenu {
    static Scanner in = new Scanner(System.in);
    public void main() {
        createanaccount accountObject = new createanaccount();
        viewaccount viewObject = new viewaccount();
        System.out.println("Select an option");
        System.out.println("1\t Create an account");
        System.out.println("2\t View an account");
        System.out.println("3\t Quit");
        int option = in.nextInt();
        switch (option) {
            case 1: accountObject.createanaccount() ; {
            }
            case 2: viewObject.viewaccount() ;{
            }
            case 3: System.exit(3); {
            }
        }
    }
}
 
     
    