static int[] enterarr(int numb, int n) {
        int[] arr = new int[n];
        int temp = 0;
        boolean invalidinput = false;
        do {
            boolean iscorrect = false;
            try {
                BufferedReader input = new BufferedReader(new FileReader("D:\\input.txt"));
                String text = input.readLine();
                for (int i = 0; i < numb + 1; i++) {
                    text = input.readLine();
                }
                String[] arra = text.split(" ");
                for (int i = 0; i < n; i++) {
                    do {
                        System.out.print("Enter the " + (i + 1) + " member of sequence " + (numb + 1) + " they mast not be the same ");
                        arr[i] = Integer.parseInt(arra[i]);
                        System.out.println(arr[i] + " ");
                        iscorrect = enter(arr[i], 200000, -200000);
                        for (int j = 0; j < i; j++) {
                            if (arr[j] == arr[i]) {
                                temp++;
                            }
                        }
                        if (temp > 1) {
                            iscorrect = true;
                            System.out.println("This is a mistake members are same! Please enter again!");
                        } else {
                            iscorrect = false;
                        }
                        temp = 0;
                    } while (iscorrect);
                }
                input.close();
            } catch (FileNotFoundException e) {
                System.out.println("A file with the same name was not found");
                invalidinput = true;
            } catch (IOException e) {
                System.out.println("This file cannot be opened");
                invalidinput = true;
            } catch (NumberFormatException e) {
                System.out.println("Error! File contains invalid data");
                invalidinput = true;
            }
        } while (invalidinput);
        return arr;
    }