C++
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using namespace std;4
5
class Car6
{7
private:8
int year;9
string make;10
int speed;11
12
public:13
Car(int, string, int);14
int getSpeed();15
int getModel();16
void accelerate();17
void brake();18
19
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};21
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int Car::getSpeed()23
{24
return speed;25
}26
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Car::Car(int year, string make, int speed = 0 )28
{29
}30
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void Car::accelerate()32
{33
speed +=5;34
}35
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void Car::brake()37
{38
if( speed > 5 )39
speed -=5;40
else speed = 0 ;41
}42
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int main ()44
{45
int year;46
47
string model;48
int control;49
cout<<"Please enter the year of the car. "<<endl;50
cin>>year ;51
cout<<"Please enter the make/model of the car. "<<endl;52
cin>>model;53
cout<<"Enter 1 to accelerate and enter 2 to break."<<endl;54
cin>>control;55
56
Car carOne(year,model);57
58
if (control == 1) {59
60
carOne.accelerate();61
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cout<<"Accelerating."<<"The current speed of the car is: " <<carOne.getSpeed() <<endl;63
}64
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else if (control == 2) {66
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carOne.brake();68
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cout<<"Decelerating. "<<"The speed of the car is: "<< carOne.getSpeed()<<endl;70
}71
72
else {73
cout<<"Invalid input. Please try again. "<<endl;74
}75
return (0);76
}$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.73.0/gcc-10.1.0/include -std=gnu++2a
Stdin
1970ranborugiini1
Start
prog.cc: In constructor 'Car::Car(int, std::string, int)':
prog.cc:27:14: warning: unused parameter 'year' [-Wunused-parameter]
27 | Car::Car(int year, string make, int speed = 0 )
| ~~~~^~~~
prog.cc:27:27: warning: unused parameter 'make' [-Wunused-parameter]
27 | Car::Car(int year, string make, int speed = 0 )
| ~~~~~~~^~~~
prog.cc:27:37: warning: unused parameter 'speed' [-Wunused-parameter]
27 | Car::Car(int year, string make, int speed = 0 )
| ~~~~^~~~~~~~~
Please enter the year of the car. Please enter the make/model of the car. Enter 1 to accelerate and enter 2 to break. Accelerating.The current speed of the car is: -1727144363
0
Finish