package 试验;
public class what {
public static void main (String[] args){
student stu1=new student("xiaozai",43);
System.out.println("stu1.toString()");
}
}
class student{
String name;
int age;
public student(String name,int age){
this.name=name;
this.age=age;
}
public String toString(){
return name+age;
}
}
这段程序在package这里报错,原因是类文件碰撞,请问是什么意思?怎样改可以使程序运行?