题目:一个5位数,判断它是不是回文数。即12321是回文数,个位与万位相同,十位与千位相同。
package cn.ls.lanqiao;
import java.util.*;
public class Test25 {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
huiWen(n);
}
public static void huiWen(int n) {
String s = Integer.toString(n);
String l = "";
for (int i = s.length() - 1; i >= 0; i--) {
l += s.charAt(i);
}
if (l.equals(s)) {
System.out.println(n + "是回文数!");
} else {
System.out.println(n + "不是回文数!");
}
}
}