package test;
import java.util.Arrays;
import java.util.Random;
import java.util.Scanner;
/**
- 随机点名器
*/
public class Test1 {
public static void main(String[] args) {
System.out.println("请输入学生人数:");
Scanner s=new Scanner(System.in);
int x=s.nextInt();
String [] name=new String [x];
/*遍历学生的姓名
* */
addStudent(name);
//随机学生姓名
String s1=randomStudent(name);
System.out.println("被点到的学生为:"+s1);
}
public static void addStudent(String [] name) {
System.out.println(“请输入学生姓名:”);
Scanner s=new Scanner(System.in);
for(int i=0;i<name.length;i++) {
String a=s.nextLine();
name[i]=a;
}
System.out.println(“学生名单为:”+Arrays.toString(name));
}
public static String randomStudent(String [] name) {
Random r=new Random();
int index=r.nextInt(name.length-1);
return name[index];
}
}