#include <iostream.h> //including lib.
#include <math.h> //including lib.
#include <cstring.h> //including lib.
//Prototypes functions
void description();//Description cout fuction.
float full_efficiency(int miles, int gallons);//efficiency function.
float cost(float price, int gallons); //Cost function.
int main()//Main Function
{ string gas_station;//String for gas station name.
int num_miles; // Variable for number of miles
int num_gallons;//Variable for number of gallons.
float price_per_gallons;//Variable for price per gallons.
float efficiency; //variable for efficiency.
float cos; //variable for cost
int a; //keeps screen function
description(); //Discription function
cout<< "Enter gas station name\n";
getline(cin, gas_station); //Getting gas station title
cout<< "Name of gas station Is " << gas_station <<".\n";
cout<<endl;
cout<< "Enter the numbers of miles travel.\n";
cin>>num_miles;//storing numbers of miles
cout<< "Enter the number of gallons of gasoline purchased.\n";
cin>>num_gallons;//storing number of gallons
cout<< "Enter the Price per gallons.\n";
cin>>price_per_gallons;//storing price per gallons
efficiency = full_efficiency(num_miles,num_gallons);//calling function.
cos =cost(price_per_gallons,num_gallons);//calling function.
cout<<"The efficiency is "<<efficiency<<" for "
<<num_miles<<" miles per number of "<<num_gallons<<" gallons\n";
cout<<"Gallons used on the trip is "<<num_gallons<<" The cost of the trip "
<<"is "<<"$"<< cos <<endl;
cin>>a; //keeps screen open
return 0;//returning value
}
void description()
{
cout<< "Program calculates the fule effiency of the car on the trip\n"
<< "in miles/gallon and the cost for gasoline at the end of the\n"
<< "trip.\n";
}
float full_efficiency(int miles, int gallons)
{
float efficien; //efficiency variable
efficien = miles/gallons;
return (efficien);//returning value
}
float cost(float price, int gallons)
{
float charge;//charge variable
charge = price*gallons;
return (charge); //returning value
}
