import java.util.Scanner;
public class 句子反串 {
/**
* 反转句子
*
* @param sentence 原句子
* @return 反转后的句子
*/
public String reverse(String sentence){
int len=sentence.length();
String[] str=sentence.split(" {1,}");
String[] str1=new String[len];
String[] str2=new String[str.length-1];
char[] zifu=new char[len];
int count=0;
String s="";
for(int i=0;i<sentence.length();i++){
zifu[i]=sentence.charAt(i);
str1[i]=String.valueOf(zifu[i]);
}
for(int i=0;i<str1.length;){
while(str1[i].equals(" ")){
s += str1[i];
i++;
}
if(!s.equals("")){
str2[count]=s;
i++;
count++;
s="";
}
else{
i++;
}
}
int num=0;
for(int i=str.length-1;i>=0;i--){
if(i>0){
System.out.print(str[i]+str2[num]);
num++;
}
else {
System.out.print(str[i]);
}
}
return "hello";
}
public static void main(String[] args) {
// TODO Auto-generated method stub
句子反串 test=new 句子反串();
Scanner scanner=new Scanner(System.in);
while(scanner.hasNext()){
String sentence = scanner.nextLine();
test.reverse(sentence);
}
}
}