Public class Hello{
Public static void main (String args[]){
System.out.println("大家好");
System.out.println("nice to meet you");
Student stu=new Student();
stu.speak("We are students");
}
}
class Student{
Public void speak(String s){
System.out.println(s);
}
}
Public static void main (String args[]){
System.out.println("大家好");
System.out.println("nice to meet you");
Student stu=new Student();
stu.speak("We are students");
}
}
class Student{
Public void speak(String s){
System.out.println(s);
}
}