java 實現輸出姓和名

package xiaojie;
import java.util.Scanner;
public class baiJiaXing {
public static void main(String[] args){
System.out.println("請輸入名字：");
Scanner sc=new Scanner(System.in);
String name=sc.next();
String[] bai={"歐陽","太史","上官","端木","司馬","東方","獨孤","南宮","萬俟","聞人","夏侯","諸葛","尉遲","公羊","赫連","澹台","皇甫","宗政","濮陽","公冶","太叔","申屠","公孫","慕容","仲孫","鍾離","長孫","宇文","司徒","鮮於","司空","閭丘","子車","亓官","司寇","巫馬","公西","顓孫","壤駟","公良","漆雕","樂正","宰父","谷梁","拓跋","夾谷","軒轅","令狐","段干","百里","呼延","東郭","南門","羊舌","微生","公戶","公玉","公儀","梁丘","公仲","公上","公門","公山","公堅","左丘","公伯","西門","公祖","第五","公乘","貫丘","公皙","南榮","東里","東宮","仲長","子書","子桑","即墨","達奚","褚師","吳銘"};
String name1=name.substring(0,2);
boolean flag = false;
for (int i = 0; i < bai.length; i++) {
if (name1.equals(bai[i])) {
flag = true;
System.out.println("姓：" + name1);
System.out.println("名：" + name.substring(2));
break;
}
}
if (!flag) {
System.out.println("姓：" + name.charAt(0));
System.out.println("名：" + name.substring(1));
// break;
}