10

1

package cn.ch.w;

public class StaticDemo 
{
    public static void main(String args[])
    {
    new StaticDemo().fun();
    }

    private void fun() {
        // TODO 自动生成的方法存根
        System.out.println("JAVA程序语言设计");
    }
}

2 

package nn;
public class RL{
    private String name;
    private int age;
    public RL(String name,int age){
        this.name =name;
        this.age =age;
    }
    public boolean compare(RL r) {
        if(this.name.equals(r.name)&&this.age==r.age) {
            return true;
            }else {
                return false;
                }
    }
    public String getName() {
        return this.name;
        }
    public int getAge() {
        return this.age;
        }
}

package nn;

public class CRL {
    public static void main(String args[]) {
        RL r1 = new RL("张三",30);
        RL r2 = new RL("张三",30);
        if(r1.compare(r2)) {
            System.out.println("r1和r2");
            System.out.println("是同一个人");
        }
    }

}

 3

package nn;

public class ren {
    private int age;
    private String name;
    public ren(String name,int age) {
        this.name =name;
        this.age =age;
    }
    public boolean compare(ren l) {
        if(this==l) {
            return true;
        }
        if(this.name.equals(l.name)&&this.age==l.age) {
            return true;
            
        }else {
            return false;
        }
    }
    public String getName() {
        return this.name;
    }
    public int getAge() {
        return this.age;
    }

}

package nn;

public class lei {

    public static void main(String args[]) {
        ren l1 = new ren("张三",20);
        ren l2 = new ren("张三",20);
        if(l1.compare(l1)) {
            System.out.println("是同一个人");
        }
        

    }

}

 4

package nn;
class ee {    
        private String name;
        private int age;
        public ee(String name,int age) {
            this.name = name;
            this.age = age;
        }
        public void fun(ee te) {
            te.name ="lucy";
            te.age =23;
        }
        public String getName() {
            return this.name;
        }
        public int getAge() {
            return this.age;
        }
    }

package nn;

public class Cdmo {

    public static void main(String args[]) {
        ee son =new ee("tony",22);
        son.fun(son);
        System.out.println(son.getName() + "-->" +son.getAge());

    }

}

5

package nn;
public class qq {
    private String name;
    private String age;
    public qq(String name,String i){
        this.name=name;
        this.age=i;
    }
    public qq(String name2,int i) {
        
    }
    public String getName() {
        return this.name;
    }

    public String getAge() 
    {
        return this.age;
    }
};

package nn;
public class sdf {
    public static void main(String args[]){
        qq per1 = new qq("理想",21);
        qq per2 = new qq("理想",21);
        {
            System.out.println("是同一个人！！");
        }   
    }
};