Answer to Question #4402 in C++ for sanyam saxena

Question

create a program to read the name of user and number of unit consumed and print out the charges with name.An electricity board charge the following rates of domestic user to encourage less consumption of electricity.
First 100 units 0.40 per unit
Next 100 units 0.60 Rs per unit
Next 100 units 0.70 Rs per unit
rest units 0.80 Rs per unit
all user are charged a minimum of 50/- if the total cost (excluding the minimum charge) is more than Rs.250 than an additional charge of 15% of the total charge is added .

Answer 1

#include <cstdlib>
#include <iostream>

using namespace
std;
int i;
double total;
string a;
int main(int argc, char
*argv[])
{
do
{
cout<<"Enter your name :
";
cin>>a;
cout<<"Please enter units
numbers : ";
cin>>i;
if (i<50) cout<<"min
50!!"<<endl;
}
while (i<50);
if (i<=100)
total=(double)i*0.4;
if (i>100)
total=100*0.4+((double)i-100)*0.6;
if (i>100)
total=100*0.4+((double)i-100)*0.6;
if (i>=200)
total=100*0.4+100*0.6+((double)i-200)*0.7;
if (i>=300)
total=100*0.4+100*0.6+100*0.7+((double)i-300)*0.8;
if (total>=250)
total=total*1.15;
cout<<"Custumer : "<<a<<endl;

cout<<"Total sum is : "<<total<<endl;

system("PAUSE");
return EXIT_SUCCESS;
}