public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
System.out.println("请输入一个五位正整数：");
int num = scan.nextInt();
String str = String.valueOf(num);
char[] a = str.toCharArray();
boolean flag = true;
for(int i = 0 ; i < a.length/2 ; i++){
if(a[i]!=a[a.length-i-1]){
flag = false;
break;
}
}
if(flag){
System.out.println(str+"是回文数");
}else {
System.out.println(str+"不是回文数");
}
}
}