01. Read Text

import java.util.Scanner;

public class ReadText {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String text = scanner.nextLine();
        while (!text.equals("Stop")){
            System.out.println(text);
            text = scanner.nextLine();
        }
    }
}

ИЛИ:

import java.util.Scanner;

public class ReadText {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String text = scanner.nextLine();
        for(int i = 0; !text.equals("Stop"); i++){
            System.out.println(text);
            text = scanner.nextLine();
        }
    }
}