Obyektga yo‘naltirilgan dasturlash. C++ OOP
![{ public:
Circle(double a = 0) : Shape(a, 0, 0) {}; double
area()
{
return M_PI*m_a*m_a;
} double
radius()
{
return m_a;}
}; int main()
{ double
a,b,c,d,e,f; Shape
*shakl[3];
cout<<"Uchburchak tomonlarini kiriting: \n"; cin>>a>>b>>c;
cout<<"Turtburchak tomonlarini kiriting: \n"; cin>>d>>e;
cout<<"Aylana radiusini kiriting: \n"; cin>>f;
Triangle uchburchak(a, b, c);
Rectangle tugriTurtbuchak(d, e);
Circle doira(f);
shakl[0] = &uchburchak;
shakl[1] = &tugriTurtbuchak; shakl[2] = &doira;
cout<<"Uchburchak yuzasi:"<< shakl[0]->area()<<endl;
cout<<"To'g'ri tortburchak yuzasi:"<< shakl[1]->area()<<endl;
cout<<"Doira yuzasi:"<< shakl[2]->area()<<endl;
cout<<"Uchburchakka ichki chizilgan aylana
"<<uchburchak.ich_radius()<<endl; double
r=tugriTurtbuchak.i_aylana(); double
h=doira.radius(); radius:
cout<<"Turtburchakka ichki chizilgan aylana
"<<tugriTurtbuchak.i_aylana()<<endl; if
(r==h){
cout<<"Aylana turtburchakka ichki chizilgan bo'ladi";} else
{cout<<"Aylana turtburchakka ichki chizilgan bo'lmaydi";}
return 0;
} radiusi:
Dastur natijasi :](https://docx.uz/documents/ee1313bc-a3fb-43c4-9733-1f59bf2e424a/page_14.png?v=1)
![void push ( int num ) ;
void out(); int size();
void pop(); int front();
int back();
int getrear(){return rear;}
int getfrnt(){return frnt;}
} ;
//Konstruktor
Queue::Queue() { queue
= new int[SIZE];
frnt = rear = 0 ;
}
//Navbat elementlarini chop etish
void Queue::out() {
for(int i=frnt+1;i<rear+1;i++)
cout<<" "<<queue[i];
}
//Navbatga element qushish
void Queue::push ( int num ) {
try{
if ( rear+1 == frnt || ( rear + 1 ==SIZE && !frnt ))
{ throw "Navbat tuldi" ;
return ; }}
catch(const char*exception){
cerr << "\nXatolik: " << exception;
} rear++; if ( rear==SIZE )
rear = 0 ; queue [ rear ] =
num;
}
// Navbatdan element uchirish
void Queue::pop() {
try{ if(frnt==rear){
throw " Navbatdan element o'chirib bo'lmaydi";
} }
catch(const char*exception)
{
cerr << "\n Xattolik : " << exception ;
} frnt++;
if ( frnt==SIZE ) frnt = 0 ;
}](https://docx.uz/documents/ee1313bc-a3fb-43c4-9733-1f59bf2e424a/page_21.png?v=1)
![//Navbat ulchamini aniqlash
int Queue::size() {
int s=0;
for(int i=frnt; i<rear; i++)
s++;
return s;
}
// Navbatning oxirgi elementi
int Queue::back() { return
queue[rear]; } // Navbatning
birinchi elementi int
Queue::front()
{ return queue[frnt+1]; }
int main()
{ Queue queue1;
int i, a, n;
cout<<"Navbat ulchami:"; cin>>n;
cout<<n<<" ta element kiriting" << endl;
for (i = 1 ; i <= n; i++ ) {
cin>>a;
queue1.push (a);}
cout<<"Navbatquyidagi<<endl;
queue1.out();
/*cout<<endl <<"Navbatning oxirgi elementi:"<< endl;
cout<<queue1.back();
cout<<endl<<"Navbatning birinchi elementi"<<endl;
cout<<queue1.front();*/
cout<<endl <<"Navbatdan element uchirish";
queue1.pop(); //queue1.pop();
cout<<endl <<"Qolgan elementlar";
queue1.out();
cout<<endl;
cin.get();
return 0;
}
Dastur natijasi 1:](https://docx.uz/documents/ee1313bc-a3fb-43c4-9733-1f59bf2e424a/page_22.png?v=1)
Obyektga yo‘naltirilgan dasturlash. C++ OOP