java program to reverse string and replace space with dot

Main.java

import java.util.Scanner;
public class Main {

 public static void main(String[] args) {
 	Scanner read = new Scanner(System.in);
   String s = read.nextLine();
	
   String[] split = s.split(" ");
    String result = "";
    for (int i = split.length - 1; i >= 0; i--) {
      //result += (split[i] + ".");
      result += split[i];
        if(i != 0){
          result += ".";
        }
    }
    System.out.println(result.trim());
   //System.out.println(str);
 }

}