import java.util.*; public class Main{ public static void main(String[] args){ Scanner scn=new Scanner(System.in); String[] strs=scn.nextLine().split(" "); for(int i=strs.length-1;i>=0;i--){ //单词反转 System.out.print(strs[i]); if(i!=0) System.out.print(" "); //添加空格 } } }