java判断回字文 判断是否回文字符串 java

1 //判断用户输入的字符串是否为回文字符串
 2 package classwork8;
 3 import java.util.Scanner;
 4 public class Huiwen {
 5     public static void pd(String s0) {
 6          StringBuffer s=new StringBuffer(s0);
 7          StringBuffer s1=s.reverse();
 8          boolean a=s0.equals(s1.toString());
 9          System.out.println(a==true?"是回文数":"不是回文数");
10     }
11     public static void main(String[] args) {
12         String s0;
13         Scanner in=new Scanner(System.in);
14         s0=in.next();
15         pd(s0);
16     }
17 
18 }

 

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