import java.util.*;
import java.lang.*;
import java.io.*;

// The main method must be in a class named "Main".
class Main {
    public static void main(String[] args) {
        String str = "i.like.this.program.very.much";
        String[] strArrays = str.split("\\.");
          for ( String array : strArrays){
                System.out.print(array"\n");
        }
    }
}