#include <iostream>
#include <conio.h>
#include<string.h>
using namespace std;
void information();
class registrar    //class declaratin
{
  private:
      char name[20];
char block_name[20];
  public:
      void getregistrar(void)  //function declaration.
      {
    cout<<"Enter name :-";
    cin>>name;
cout<<"\n\nEnter block name:-";
cin>>block_name;
      }
      void dispregistrar(void)
      {
       cout<<"\nNAME       :-"<<name;
cout<<"\nblock name:"<<block_name;

      }

  };

class proctor : public registrar
{
	int p_ID;
      char block[20];
      int b_number;
      char sex[20];
  public:
      void create(void)
      {
    getregistrar();
    cout<<"\nEnter proctor ID number";
    cin>>p_ID;
    cout<<"\nEnter block number:-";
    cin>>b_number;
    cout<<"\nEnter sex :-";
    cin>>sex;
      }
      void display(void)
      {
     dispregistrar();
     cout<<"\proctor ID number"   <<p_ID;
     cout<<"\nBLOCK number  :-"<<b_number;
     cout<<"\nSEX:-"<<sex;
      }
};

class student : public registrar
{
int s_ID;
       char department[20];
       int  batch;
       char sex;

   public:
    void create(void)
    {
       getregistrar();
cout<<"\nEnter student ID";
cin>>s_ID;
       cout<<"Enter department :-";
       cin>>department;
       cout<<"\nEnter batch:-";
       cin>>batch;
       cout<<"\nEnter sex of student:-";
       cin>>sex;
    }
    void display(void)
    {
       dispregistrar();
cout<<"\nstudent ID:"    <<s_ID;
cout<<"\nBATCH  :-"<<batch;
cout<<"\nsex of student :-"<<sex;
    }
};

class block : public registrar  //class declaration
{
       int bnumber;
       char stnumber[20];
  public:
      void getblock(void)
      {
    getregistrar();
    cout<<"Enter block number:-";
    cin>>bnumber;
    cout<<"Enter number of student:-";
    cin>>stnumber;
      }
      void dispblock(void)
      {
    dispregistrar();
    cout<<"\nblock number      :-"<<bnumber;
    cout<<"\nnumber of student :-"<<stnumber;
      }
};


class room : public block
{
     int noroom;
   public:
       void create(void)
    {
      getblock();
      cout<<"Enter number of room :-";
      cin>>noroom;
    }
    void display(void)
    {
      dispblock();
      cout<<"\nnumber of room:-"<<noroom;
    }
};
int main()
{
cout<<"Name"<<".               ID"<<endl;
cout<<"Dedefo. Idris"<<" === 1625/10"<<endl;
cout<<".Kubsa Gerbe"<<"  ===1724/10"<<endl;    
    information();
//clrscr();
proctor o1t[10];
room  o1c[10];
student  o1o[10];
int choice,i;
char order;
while(1)
{
int count;
start:
// clrscr();
   cout<<"Choose Category of Information\n";
   cout<<"1)   proctor\n";
   cout<<"2)   student\n";
   cout<<"3)   block\n";
   cout<<"4)   Exit\n";
   cout<<"Enter your choice:-";
   cin>>choice;
   switch(choice)
   {
      case 1 :  while(1)
        {
       // clrscr();
        cout<<"\n=====Proctor INFORMATION=====\n\n";
        cout<<"\nChoose your choice\n";
        cout<<"1) Create\n";
        cout<<"2) Display\n";
        cout<<"3) Jump to Main Menu\n";
        cout<<"Enter your choice:-";
        cin>>choice;
        switch(choice)
        {
         case 1 :  for(count=0,i=0;i<10;i++)
               {
                 cout<<endl;
                 o1t[i].create();
                 count++;
                 cout<<endl;
                 cout<<"\n\nAre you Interested in entering data\n";
                 cout<<"Enter y or n:-";
                 cin>>order;
                 if(order=='y' || order=='Y'){
                continue;}
                 else

                 out1:
                 break;
         case 2 : for(i=0;i<count;i++)
               {
                cout<<endl;
                 o1t[i].display();
                 cout<<endl;
               }
               getch();
               break;
         case 3 : goto start;
         default: cout<<"\nEnter choice is invalid\ntry again\n\n";
         }
         }
      case 2 :   while(1)
         {
         //clrscr();
        cout<<"\n=====STUDENT INFORMATION=====\n\n";
        cout<<"\nChoose your choice\n";
        cout<<"1) Create\n";
        cout<<"2) Display\n";
        cout<<"3) Jump to Main Menu\n";
        cout<<"Enter your choice:-";
        cin>>choice;
        switch(choice)
        {
         case 1 : for(count=0,i=0;i<10;i++)
               {
                cout<<endl;
                o1o[i].create();
                 count++;
                 cout<<endl;
                 cout<<"\n\nAre you Interested in entering data\n";
                 cout<<"Enter y or n:-";
                 cin>>order;
                 if(order=='y' || order=='Y'){
                continue;}
                 else

                 out2:
                 break;
         case 2 : for(i=0;i<count;i++)
               {
                cout<<endl;
                 o1o[i].display();
                 cout<<endl;
               }
               getch();
               break;
         case 3 : goto start;
         default: cout<<"\nInvalid choice\ntry again\n\n";
         }
         }
      case 3 :  while(1)
        {
        //clrscr();
        cout<<"\n=====BLOCK INFORMATION=====\n\n";
        cout<<"\nChoose your choice\n";
        cout<<"1) Create\n";
        cout<<"2) Display\n";
        cout<<"3) Jump to Main Menu\n";
        cout<<"Enter your choice:-";
        cin>>choice;
        switch(choice)
        {
         case 1 : for(count=0,i=0;i<10;i++)
               {
                 cout<<endl;
                 o1c[i].create();
                 count++;
                 cout<<endl;
                 cout<<"\n\nAre you Interested in entering data\n";
                 cout<<"Enter y or n:-";
                 cin>>order;
                 if(order=='y' || order=='Y'){
                continue;}
                 else

                 out3:
                 break;
         case 2 : for(i=0;i<count;i++)
               {
                 cout<<endl;
                 o1c[i].display();
                 cout<<endl;
               }
               getch();
               break;
         case 3 : goto start;
         default: cout<<"\nInvalid choice\ntry again\n\n";
         }
         }

    }
 }
 return 0;
 }
}
}
}
void information()
{
        cout<<"\t\t\t\t-----------------------------------------------------------\n";
        cout<<"\t\t\t\t#                                                         #\n";
        cout<<"\t\t\t\t#                                                         #\n";
        cout<<"\t\t\t\t#   ====+++ DORMITORY SYSTEM PROJECT+++++=====            #\n";
        cout<<"\t\t\t\t#                                                         #\n";
        cout<<"\t\t\t\t#                                                         #\n";
        cout<<"\t\t\t\t-----------------------------------------------------------\n";
}