PRGM::2A

import java.util.Scanner;

class Staff 

 {

String StaffID, Name, Phone, Salary;

Scanner input = new Scanner(System.in);

void read() 

 {

System.out.println("Enter StaffID");

StaffID = input.nextLine();

System.out.println("Enter Name");

Name = input.nextLine();

System.out.println("Enter Phone");

Phone = input.nextLine();

System.out.println("Enter Salary");

Salary = input.nextLine();

 }

 void display()

{

System.out.format("%-15s", "STAFFID: ");

System.out.format("%-15s", StaffID);

System.out.println();

System.out.format("%-15s", "NAME: ");

System.out.format("%-15s", Name);

System.out.println();

System.out.format("%-15s", "PHONE:");

System.out.format("%-15s", Phone);

System.out.println();

System.out.format("%-15s", "SALARY:");

System.out.format("%-15s", Salary);

System.out.println();

}

}

class Teaching extends Staff 

 {

String Domain, Publication;

void read_Teaching() 

 {

 super.read(); // call super class read method

 Scanner input = new Scanner(System.in);

 System.out.println("Enter Domain");

 Domain = input.nextLine();

 System.out.println("Enter Publication");

 Publication = input.nextLine();

 }

 void display()

 {

System.out.println();

super.display(); // call super class display() method

System.out.format("%-15s", "DOMAIN:");

System.out.format("%-15s", Domain);

System.out.println();

System.out.format("%-15s", "PUBLICATION:");

System.out.format("%-15s", Publication);

System.out.println();

}

 }

class Technical extends Staff 

 {

String Skills;

void read_Technical() 

 {

super.read(); // call super class read method

Scanner input = new Scanner(System.in);

System.out.println("Enter Skills");

Skills = input.nextLine();

 }

void display() 

 {

System.out.println();

super.display(); // call super class display() method

System.out.format("%-15s", "SKILLS:");

System.out.format("%-15s", Skills);

System.out.println();

  }

class Contract extends Staff 

 {

String Period;

void read_Contract() 

 {

super.read(); // call super class read method

Scanner input = new Scanner(System.in);

System.out.println("Enter Period");

Period = input.nextLine();

}

void display()

{

 System.out.println();

super.display(); // call super class display() method

System.out.format("%-15s", "PERIOD:");

System.out.format("%-15s", Period);

System.out.println();

}

}

class Staffdetails 

 {

public static void main(String[] args) 

 {

Scanner input = new Scanner(System.in);

System.out.println("Enter number of staff details to be created");

int n = input.nextInt();

Teaching steach[] = new Teaching[n];

Technical stech[] = new Technical[n];

Contract scon[] = new Contract[n];

// Read Staff information under 3 categories

for (int i = 0; i < n; i++) 

{

System.out.println("Enter Teaching staff information");

steach[i] = new Teaching();

steach[i].read_Teaching();

}

for (int i = 0; i < n; i++)

 {

System.out.println("Enter Technical staff information");

stech[i] = new Technical();

stech[i].read_Technical();

}

for (int i = 0; i < n; i++) 

{

System.out.println("Enter Contract staff information");

scon[i] = new Contract();

scon[i].read_Contract();

}

 // Display Staff Information

System.out.println("Staff Details:");

System.out.println();

System.out.println("-----TEACHING STAFF DETAILS-----");

for (int i = 0; i < n; i++) 

 {

steach[i].display();

 }

System.out.println();

System.out.println("-----TECHNICAL STAFF DETAILS-----");

for (int i = 0; i < n; i++)

{

stech[i].display();

}

System.out.println();

System.out.println("-----CONTRACT STAFF DETAILS-----");

for (int i = 0; i < n; i++) 

 {

scon[i].display();

}

}

}