java with operation and array

import java.util.*;
public class grade {
    static Scanner console=new Scanner(System.in);
    private static int counter;
    public static void main(String[]args){

        int[]items=new int[5];
        int choice;
        int g1,g2,g3,g4,ave;
        int grade=0;

                do{
                    System.out.println("Menu");
                    System.out.println("1.To compute your grade");
                    System.out.println("2. Array");
                    System.out.println("3.Exit");
                            System.out.println("Enter number of your choice:");
                            choice=console.nextInt();

                            switch (choice)
                                {
                                case 1:
                                    System.out.println("Enter 4 of your grades");
                                    g1=console.nextInt();
                                    g2=console.nextInt();
                                    g3=console.nextInt();
                                    g4=console.nextInt();
                                    ave=((g1+g2+g3+g4)/4);

                                    if (ave>=75) {
                        System.out.println("You passed!"+ave);
                    }
                                    else {
                        System.out.println("You failed!");
                    }
                                   break;

                                case 2:
                                    System.out.println("Enetr 5 integers:");
                                            for (int counter0; counter<5; counter ++)
                                   {
                                       items[counter]=console.nextInt();

                                   }
                                    break;

                                case 3:
                                    System.out.println("Goodbye!");

                                   break;

                                default:
                                    System.out.println("Invalid choice! Choose again.");





                            }


                }
                while(choice!=3);

}
}