构造方法

public class Student {
String name;
int age;
String school;
public void study(){
    System.out.println(name+"正在玩命学习");
}
public void exam(){
    System.out.println(name+"正在"+school+"痛苦的考试");
}
//构造方法
Student(){
    System.out.println("创建学生");
}
Student(String n,int a){
    name=n;
    age=a;
    school="新东方烹饪";
}
Student(String n,int a,String s){
    name=n;
    age=a;
    school=s;
    System.out.println("三个参数的构造方法被调用");
}


}

public class Test{
    public static void main(String[] args) {
Student s=new Student("大脸妹",16);
System.out.println("--------");    
s.study();
s.exam();        
        
        
}
}