public class ScannerDemo {
   public static void main(String[] args) {

      String s = "Hello World! \n 3 + 3.0 = 6.0 true ";

      // create a new scanner with the specified String Object
      Scanner scanner = new Scanner(s);

      // print the next line
      System.out.println("" + scanner.nextLine());

      // print the next line again
      System.out.println("" + scanner.nextLine());

      // close the scanner
      scanner.close();
   }
}

        

public class GFG1 {
	public static void main(String[] argv) throws Exception {

		String s = "Gfg \n Geeks \n GeeksForGeeks";

		// create a new scanner
		// with the specified String Object
		Scanner scanner = new Scanner(s);

		// print the next line
		System.out.println(scanner.nextLine());

		// print the next line again
		System.out.println(scanner.nextLine());

		// print the next line again
		System.out.println(scanner.nextLine());

		scanner.close();
	}
}

        

public class ScannerNextLine {

	public static void main(String[] args) throws FileNotFoundException {
		// Declare File object
		File file = new File("E:/tmp/java/tutorial/scanner/example.txt");
		// initialize the scanner
		Scanner scan = new Scanner(file);
		// iterate through the file line by line
		while(scan.hasNextLine()){
			// print the contents of a file by line
			System.out.println(scan.nextLine());
		}
		// close the scanner object;
		scan.close();

	}
}

        

public class ScannerNextLineExample1 {    
     public static void main(String args[]){   
             Scanner scan = new Scanner(System.in);  
             System.out.print("Enter Item ID: ");  
         String itemID = scan.nextLine();  
         System.out.print("Enter Item price: ");  
         String priceStr = scan.nextLine();  
         double price = Double.valueOf(priceStr);         
         System.out.println("Price of Item "+itemID + " is $"+price);  
             scan.close();  
           }    
}   

        

class I1{
  public static void main(String[] args){
    Scanner s1 = new Scanner(System.in);
    System.out.println("Enter an integer");
    int a;
    a = s1.nextInt();
    System.out.println("The entered integer is" + n);
  }
}

        

private void userCredentials() {
    AdvancedEncryptionStandard myEncryption = new AdvancedEncryptionStandard();
    Scanner input = new Scanner(System.in, "utf-8");
    Console console = System.console();
    console.printf("Username: ");
    this.username = input.nextLine();

    //Password Field is not prompted
    console.printf("Password: ");
    char[] pass = console.readPassword();
    this.decryptPassword = new String(pass);
    //ecrypts input user password
    this.encryptPassword = myEncryption.encrypt(decryptPassword);
    this.password = encryptPassword;
    System.out.println();
}

        

public static void main(String[] args) {
    Scanner in = new Scanner(System.in);
    in.nextInt();
    in.nextLine();
    String input = in.nextLine();
    LinkedList<Integer> list = new LinkedList<>();

    int count = 0;
    for (int i = 0; i < input.length(); i++) {
        char tmp = input.charAt(i);
        if (tmp == 'B') count++;
        else if (count != 0) {
            list.addLast(count);
            count = 0;
        }
    }
    if (count > 0) list.addLast(count);

    System.out.println(list.size());
    while (!list.isEmpty()) System.out.print(list.pollFirst() + " ");
}

        

public static void main(String[] args) {
    // String IDCardNum="210102820826411";
    // String IDCardNum="210102198208264114";
    while (true) {
        Scanner input = new Scanner(System.in);
        String n = input.nextLine();
        if (n.equals("N") || n.equals("n")) {
            break;
        }
        String IDCardNum = input.nextLine();

        IDCardUtil cc = new IDCardUtil();
        System.out.println(cc.IDCardValidate(IDCardNum));
    }
    // System.out.println(cc.isDate("1996-02-29"));
}

        

public static void main(String[] args) throws Exception {
    Scanner consoleReader = new Scanner(System.in);

    FileInputStream f = new FileInputStream(consoleReader.nextLine());

    int max = 0;
    if (f.available() > 0)
        max = f.read();
    while (f.available() > 0) {
        int value = f.read();
        if (max < value)
            max = value;
    }
    System.out.println(max);
    f.close();
}

        

public static ArrayList<String[]> secondList(){

        try{
            Scanner scannerSongs = new Scanner(new File("Recommended_db.csv"));
            ArrayList<String[]> allSongs = new ArrayList<>();
            scannerSongs.nextLine();
            while (scannerSongs.hasNextLine()) {
                String line = scannerSongs.nextLine();
                String[] columns = line.split(",");
                String[] songInfo = {columns[3],columns[4],null};
                allSongs.add(songInfo);
            }
            return allSongs;

        } catch (FileNotFoundException e) {
            e.printStackTrace();
        }
        return null;
    }