If u want to get zero marks than copy paste.
If u want to get full marks than type :P
#include<iostream.h>
#include<conio.h>
double domestic (int, int, int, int, int);
double commercial (int, int, int, int, int);
main()
{
int choice;
int c_no;
int u_con;
int no_days;
int price;
int tot_bill;
int num;
cout<<"\n 1-------Domestic User:";
cout<<"\n 2-------Commercial User:";
cout<<"\n\n Please chose your choice from the above menu :\t\t";
cin>>choice;
while (num < 1000)
{
switch (choice)
{
case 1:
{
cout<<" Please Enter the Customer Number: ";
cin>>c_no;
cout<<" Please Enter Units Comsumed: ";
cin>>u_con;
cout<<" Please Enter The Number of Days: ";
cin>>no_days;
tot_bill = domestic(c_no , u_con , no_days, price, tot_bill);
cout<<" Amount to be paid by customer no. "<<c_no<<" is : "<<tot_bill;
cout<<endl<<endl;
}
break;
case 2:
{
cout<<" Please Enter the Customer Number: ";
cin>>c_no;
cout<<" Please Enter Units Comsumed: ";
cin>>u_con;
cout<<" Please Enter The Number of Days: ";
cin>>no_days;
tot_bill = commercial(c_no , u_con , no_days, price, tot_bill);
cout<<" Amount to be paid by customer no. "<<c_no<<" is : "<<tot_bill;
cout<<endl<<endl;
break;
}
default:
cout<<"Invalid choice";
getch();
}
getch();
}
}
double domestic (int c_no, int u_con, int no_days, int tot_bill, int price)
{
if (u_con <= 100)
{
price = 5;
tot_bill = u_con * price;
return (tot_bill);
}
else if (u_con > 100 && u_con < 300)
{
price = 8;
tot_bill = (u_con * price) + 100;
return (tot_bill);
}
else if (u_con > 300 && u_con < 500)
{
price = 10;
tot_bill = (u_con * price) + 230;
return (tot_bill);
}
}
double commercial (int c_no, int tot_bill, int price, int no_days, int u_con)
{
if(no_days <= 10)
{
price = 15;
tot_bill = (u_con * price);
return (tot_bill);
}
else
{
price = 15;
tot_bill = (u_con * price) + 200;
return (tot_bill);
}
}
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