*/
public class YellowFever {

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        
        String str="Yellow Fever";
        
        for (int i=1; i<=str.length(); i++){
            
            System.out.println(str.substring(0,i));
           // System.out.println(str.length());