slips 9

/* Slip no : 9_1 Write a C++ program to create a class Person which contains data members as P_Name, P_City, P_Contact_Number.Write member functions to accept and display five Persons information. Design User defined

   Manipulator to print P_Contact_Number. (For Contact Number set right justification,

   maximum width to 10 and fill remaining spaces with *) */

#include<iostream.h>

#include<conio.h>

//#include<manip.h>

class person

{

                char p_name[20],p_city[10];

                long int p_c_no;

                public:

                void getdata()

                {

                                cout<<"\n enter person name\t";

                                cin>>p_name;

                                cout<<"\n enter persons city\t";

                                cin>>p_city;

                                cout<<"enter person contact no\t";

                                cin>>p_c_no;

                }

                void display()

                {

                                cout<<"\n\n*************OUTPUT******************\n";

                                cout<<"\nperson name =\t"<<p_name;

                                cout<<"\nperson city =\t"<<p_city;

                                //cout<<"\npersons contact number is\t"<<p_c_no;

                                cout.width(10);

                                cout.fill('*');

                                cout<<p_c_no;

                                //cout<<cout.setw(10)<<p_c_no;

                }

};

void main()

{

                int i;

                clrscr();

                person p[5];

                for(i=0;i<1;i++)

                {

                                p[i].getdata();

                }

                for(i=0;i<1;i++)

                {

                                p[i].display();

                }

                getch();

}

/* Slip no : 9_2 Create  two base classes Learning_Info( Roll_No, Stud_Name, Class, Percentage) and Earning_Info(No_of_hours_worked, Charges_per_hour). Derive a class Earn_Learn_info from above two classes. Write necessary member functions to accept and display Student information. Calculate total money earned by the student. (Use constructor in derived class) */

#include<iostream.h>

#include<conio.h>

#include<string.h>

class learning_info

{

   public:

   int rno;

   char name[20],cls[10];

   float per;

   learning_info(int roll,char sname[],char cl[],float perc)

   {

      rno=roll;

      strcpy(name,sname);

      strcpy(cls,cl);

      per=perc;

   }

   void display()

   {

      cout<<"\n Roll no = "<<rno<<"\n Name="<<name<<"\n class = "<<cls;

      cout<<"\n Percentage = "<<per;

   }

};

class earning_info

{

    public:

   int hrs,charges;

   earning_info(int hr,int chrgs)

   {

     hrs=hr;

     charges=chrgs;

   }

   void display()

   {

     cout<<"\n Hours = "<<hrs;

     cout<<"\t charges = "<<charges;

   }

};

class earn_learn_info:public learning_info,public earning_info

{

   public:

   earn_learn_info(int roll,char sname[],char cl[],float perc,int hr,int chrgs):learning_info(roll,sname,cl,perc),earning_info(hr,chrgs)

   {

   }

   void display()

   {

      learning_info::display();

      earning_info::display();

   }

   void calculate()

   {

                  int total;

                  total=charges*hrs;

                  cout<<"\n Money earned by student:= "<<total;

   }

};

void main()

{

    clrscr();

    int rno,ch,hr;

    float p;

    char nm[10],c[10];

    earn_learn_info ob1(1,"abc","sy",77,5,50);

    ob1.display();

    ob1.calculate();

    cout<<"\n Enter rno : ";

    cin>>rno;

    cout<<"\n enter name : ";

    cin>>nm;

    cout<<"\n Enter class : ";

    cin>>c;

    cout<<"\n Enter percentage : ";

    cin>>p;

    cout<<"\n Enter working hr : ";

    cin>>hr;

    cout<<"\n Enter charges : ";

    cin>>ch;

    earn_learn_info ob2(rno,nm,c,p,hr,ch);

    ob2.display();

    ob2.calculate();

    getch();

}