package codeup100;

import java.util.Scanner;

public class c1023split {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

String f = sc.next();

sc.close();

//점(.)을 사용하기 위해선 \\.을 입력해야함.

//정리링크 : https://sowon-dev.github.io/2020/10/06/201006java/

String[] ff = f.split("\\.");

String int1 = ff[0];

String int2 = ff[1];

System.out.println(int1);

System.out.println(int2);

}

}