slip 27

/* Slip no : 27_1 Write a class sales (Salesmam_Name, Product_name, Sales_Quantity, Target). Each salesman deals with a separate product and is assigned a target for a month. At the end of the month his monthly sales is compared with target and commission is calculated as follows:

   If Sales_Quantity > target then commission is 25% of extra sales made + 10% of target

   If Sales_Quantity ==target then commission is 10% of target.

   Otherwise commission is zero

   Display the salesman information along with commission obtained. (Use array of objects) */

#include<conio.h>

#include<iostream.h>

class sales

{

                char sname[20],pname[20];

                int s_qty,t;

                float com;

                public :

                void getdata()

                {

                                cout<<"\n Enter Salesmam_Name  :  ";

                                cin>>sname;

                                cout<<"\n Enter Product Name  :  ";

                                cin>>pname;

                                cout<<"\n Enter sales Quantity : ";

                                cin>>s_qty;

                                cout<<"\n Enter target : ";

                                cin>>t;

                }

                void cal()

                {

                                if(s_qty>t)

                                                com=(s_qty+(s_qty*0.25))+(t+(t*0.10));

                                else if(s_qty==t)

                                                com=t+(t*0.10);

                                else

                                                com=0;

                }

                void display()

                {

                                cout<<"\n Salesmam_Name  :  "<<sname;

                                cout<<"\n Product Name  :  "<<pname;

                                cout<<"\n Sales Quantity : "<<s_qty;

                                cout<<"\n Target : "<<t;

                                cout<<"\n Monthly comission is : "<<com;

                                cout<<"\n ========================================";

                }

};

void main()

{

                sales s[10];int i,n;

                cout<<"\n Enter how many Salesman : ";

                cin>>n;

                for(i=0;i<n;i++)

                {              s[i].getdata();

                                s[i].cal();

                }

                for(i=0;i<n;i++)

                {              s[i].display();

                }

                getch();

}

/* Slip no : 27_2 Create a class MyString which contains a character pointer (Use new and delete operator). Write a C++ program to overload following operators:

 !     To change the case of each alphabet from given string

 [ ]     To print a character present at specified index    */

#include<iostream.h>

#include<conio.h>

#include<string.h>

#include<ctype.h>

class mystring

{

char *str;

int len;

public:

mystring()

{

}

mystring(char s[])

{

len=strlen(s);

str=new char[len+1];

strcpy(str,s);

}

void display()

{

cout<<"\nstring = "<<str;

}

void operator !()

{

int i;

for(i=0;str[i]!='\0';i++)

{

if(islower(str[i]))

{

str[i]=toupper(str[i]);

}

else

{

str[i]=tolower(str[i]);

}

}

}

char operator [](int &index)

{

 if(index>0 && index<len)

                return str[index];

else

                return '_';

}

};

void main()

{

clrscr();

int i;

char str[30];

cout<<"\n Enter string : ";

cin>>str;

mystring m(str);

m.display();

!m;

m.display();

cout<<"\n Enter index : ";

cin>>i;

char ch = m[i];

if(ch!='_')

cout<<"\n Chracter at given position "<<ch;

else

cout<<"\n Invalid index ";

getch