class Student {
private String name;
private int age;
private char sex;  //成员变量
public Student(){}
public Student(String name, int age, char sex){    //构造方法
  this.name=name;
  this.sex=sex;
  this.age=age;
}
public void setAge(int age){    // 成员方法
  this.age=age;
}
public int getAge(){
  return age;
}
public void setName(String name){
  this.name=name;
}
public String getName(){
  return name;
}public void setSex(char sex){
  this.sex=sex;
}
public int getSex(){
  return sex;
}
public void show(){
  System.out.println(name+sex+"士今年"+age+"岁");
}
}
class StudentDemo{
public static void main(String[] args) {
  Student s =new Student("张三",13,'男');
  s.show();
}
}

class Student {
private String name;
private int age;
private char sex;  //成员变量
public Student(){}
public Student(String name, int age, char sex){    //构造方法
  this.name=name;
  this.sex=sex;
  this.age=age;
}
public void setAge(int age){    // 成员方法
  this.age=age;
}
public int getAge(){
  return age;
}
public void setName(String name){
  this.name=name;
}
public String getName(){
  return name;
}public void setSex(char sex){
  this.sex=sex;
}
public int getSex(){
  return sex;
}
public void show(){
  System.out.println(name+sex+"士今年"+age+"岁");
}
}
class StudentDemo{
public static void main(String[] args) {
  Student s =new Student("张三",13,'男');
  s.show();
}
}