Given a word of English, asking you to write a program, all the words of the sentence order reversed output.
Input formats:
Test input comprises a test case, given the string length does not exceed a total of 80 in a row. String composed of several words and a number of spaces, where the word is English letters (case is case) consisting of string, separated by a space between words, the input end of the sentence to ensure that no extra space.
Output formats:
Each test case output per line, output sentence after the reverse.
Sample input:
Hello World Here I Come
Sample output:
Come I Here World Hello
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
String s = sc.nextLine();
System.out.println(reverse(s));
}
private static String reverse(String src) {
String a = reverseString(src);
//切割单词
String[] words = a.split("\\s");
StringBuilder sb = new StringBuilder();
for (int i = 0; i < words.length; i++) {
sb.append(reverseString(words[i])+" ");
}
return sb.deleteCharAt(sb.length()-1).toString();
}
private static String reverseString(String src) {
StringBuilder sb = new StringBuilder(src);
String re = sb.reverse().toString();
return re;
}
}