//Sample10_01.java

class Sample10_01{
    public static void main(String[] args){

      StringBuilder sb = new StringBuilder();
      sb.append("NO\t氏名\n");
      sb.append("1\t黄瀬涼太\n");
      sb.append("2\t緑間真太郎\n");
      sb.append("3\t青峰大輝\n");
      sb.append("4\t紫原敦\n");
      sb.append("5\t赤司征十郎\n");
      System.out.println(sb.toString());
      System.out.println("-----------");

      int start = 0;
      int end = sb.indexOf("\n");
      end++;

      sb.delete(start, end);
      System.out.println(sb.toString());
      System.out.println("-----------");

      end = sb.lastIndexOf("\t");
      while(end != -1){
          start = sb.lastIndexOf("\n", end);
          start++;
          end++;
          sb.delete(start, end);
          end = sb.lastIndexOf("\t");
      }

      System.out.println(sb.toString());
    }
}