Что такое пакет на Java
https://www.w3schools.com/java/java_packages.asp
Adorable Ape
https://www.w3schools.com/java/java_packages.asp// import <package> -> Imports the whole package
// import <package>.<class> -> Imports a certain class
import java.util.Scanner;package mypack;
public class employee
{
String empId;
String name;
}