String s = "To be or not to be" ;

  String[] str1 = s.split(" ");

  String s3 = "";

  StringBuffer s4;

  for(int i=0;i<str1.length;i++) {

   s4 = new StringBuffer(str1[i]).reverse();

   s3+=s4+" ";

  }

  System.out.println(s3.trim());