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Technotools (Chestnut CD-ROM)(1993).ISO
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cpptut22
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allvehic.cpp
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C/C++ Source or Header
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1992-01-19
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53 lines
// Chapter 7 - Program 8
#include <iostream.h>
#include "vehicle.h"
#include "car.h"
#include "truck.h"
main()
{
vehicle unicycle;
unicycle.initialize(1, 12.5);
cout << "The unicycle has " <<
unicycle.get_wheels() << " wheel.\n";
cout << "The unicycle's wheel loading is " <<
unicycle.wheel_loading() << " pounds on the single tire.\n";
cout << "The unicycle weighs " <<
unicycle.get_weight() << " pounds.\n\n";
car sedan;
sedan.initialize(4, 3500.0, 5);
cout << "The sedan carries " << sedan.passengers() <<
" passengers.\n";
cout << "The sedan weighs " << sedan.get_weight() << " pounds.\n";
cout << "The sedan's wheel loading is " <<
sedan.wheel_loading() << " pounds per tire.\n\n";
truck semi;
semi.initialize(18, 12500.0);
semi.init_truck(1, 33675.0);
cout << "The semi weighs " << semi.get_weight() << " pounds.\n";
cout << "The semi's efficiency is " <<
100.0 * semi.efficiency() << " percent.\n";
}
// Result of execution
//
// The unicycle has 1 wheel.
// The unicycle's wheel loading is 12.5 pounds on the single tire.
// The unicycle weighs 12.5 pounds.
//
// The sedan carries 5 passengers.
// The sedan weighs 3500 pounds.
// The sedan's wheel loading is 875 pounds per tire.
//
// The semi weighs 12500 pounds.
// The semi's efficiency is 72.929072 percent.