PROGRAM:
#include<iostream>
using namespace std;
class Bilangan{
friend ostream& operator<<(ostream&, const Bilangan&);
friend istream& operator>>(istream&, Bilangan&);
public:
Bilangan(int a0=0, float b0=0.0):a(a0),b(b0){}
void banding_int(const Bilangan&, const Bilangan&);
Bilangan& operator=(const Bilangan&);
Bilangan operator+(const Bilangan&)const;
Bilangan operator-()const;
protected:
int a;
float b;
};
ostream& operator<<(ostream& out, const Bilangan& x)
{
out<<"Bagian integer:"<<
out<<"Bagian float:"<<
return out;
}
void Bilangan::banding_int(const Bilangan& x, const Bilangan& y)
{
if (x.a>y.a)cout<<<"::x lebih besar dari"<<<"::y";
else cout<<<"::x lebih kecil dari"<<<"::y";
}
Bilangan& Bilangan::operator=(const Bilangan& x)
{
a=x.a;
b=x.b;
return *this;
}
istream& operator>>(istream& in, Bilangan& x)
{
cout<<"\nMasukkan bagian integer:";
in>>x.a;
cout<<"Masukkan bagian float:";
in>>x.b;
return in;
}
Bilangan Bilangan::operator+(const Bilangan& x)const
{ Bilangan cc;
cc.a=a+x.a;
cc.b=b+x.b;
return cc;
}
Bilangan Bilangan::operator-()const
{ Bilangan x;
x.a=-a;
x.b=-b;
return x;
}
class Bil_char:public Bilangan{
friend ostream& operator<<(ostream&, const Bil_char&);
public:
Bil_char(int a0=0, int b0=0, char ch='x'):Bilangan(a0,b0), c(ch){}
private:
char c;
};
ostream& operator<<(ostream& out, const Bil_char& x)
{
out<<"Bagian integer:"<<
out<<"Bagian float:"<<
out<<"Bagian char:"<<
return out;
}
#include
using namespace std;
int main(){
Bilangan s,t(-2,3.14),d;
cout<<"Nilai awal s\n"<<< output
cout<<"Nilai awal t dari deklarasi\n"<
s=t;//operator biner =
cout<<"Setelah s di-assaign t\n";
cout<<"Nilai s\n"<
cout<<"Masukkan nilai-nilai objek d";
cin>>d;//operator >> input
cout<<"Setelah d + t => \n"<
cout<<"Nilai d dinegatifkan\n"<<-d;//operator uner -
Bil_char ss;
cout<<"Nilai awal ss\n"<<< output
system ("PAUSE");
return 0;
}
OUTPUT:selamat mencobanya... :)
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