【PAT】乙级1009说反话（JAVA版）

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class PAT1009 {

	public static void main(String[] args) throws IOException {
		BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
		String before=br.readLine();
		String[] word=before.split(" ");
		StringBuffer sb=new StringBuffer("");
		for(int i=word.length-1;i>=0;i--) {
			sb.append(word[i]);
			sb.append(" ");
		}
		System.out.println(sb.toString().substring(0, sb.length()-1));
	}
}