问题 1044: C语言程序设计教程（第三版）课后习题10.2

import java.util.Scanner;

public class Prog1044 {

public static void main(String[] args) throws Exception {

Scanner scan = new Scanner(System.in);

String s1 = scan.nextLine();

String s2 = scan.nextLine();

String s3 = scan.nextLine();

String temp = null;

if (s1.compareTo(s2) < 0) {

temp = s1;

s1 = s2;

s2 = temp;

}

if (s1.compareTo(s3) < 0) {

temp = s1;

s1 = s3;

s3 = temp;

}

if (s2.compareTo(s3) < 0) {

temp = s2;

s2 = s3;

s3 = temp;

}

System.out.println(s3);

System.out.println(s2);

System.out.println(s1);

}

}