package Jing;
public class Person {
String name;
static String history="5000年前是猴纸";
}
package Jing;
public class Shuxue {
public final static double PI=3.14;
public static boolean isPrime(int a){
for(int i=2;i<=a;i++){
if(i==a){
return true;
}
if(a%i==0){
return false;
}
}
return false;
}
}
package Jing;
public class Student {
private static int count=1000;
int sno;
//String sno
String name;
public Student(String name) {
super();
sno=++count;
//++count
//sno="hit00"+count
this.name = name;
}
public void showInfo(){
System.out.println("学号"+sno+"姓名"+name);
}
}
package Jing;
public class TestPerson {
public static void main(String[] args) {
Person p=new Person();
p.name="张飞";
System.out.println(Person.history);
p.history="10000年前还是猴子";
Person p1=new Person();
p1.name="王权";
System.out.println(p1.history);
System.out.println(Shuxue.PI);
System.out.println(Shuxue.isPrime(12));
for(int i=0;i<10;i++){
Student s=new Student("张飞"+i);
s.showInfo();
}
}
}
