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praktikum 1

Oktober 19, 2010

#include <cstdlib>
#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;
private:
int a;
float b;
};

ostream& operator<<(ostream& out, const Bilangan& x)
{out<<“Bilangan integer:”<<x.a<<endl;
out<<“Bagian float:”<<x.b<<endl;
return out;
}
void Bilangan::banding_int(const Bilangan& x, const Bilangan&y)
{
if(x.a>y.a)cout<<x.a<<“::x lebih besar dari”<<y.a<<“::y”;
else cout<<x.a<<“::x lebih kecil dari”<<y.a<<“::y”;
}

Bilangan& Bilangan::operator=(const Bilangan& x)
{a=x.a;
b=x.b;
return*this;
}
istream& operator>>(istream& in, Bilangan& x)
{
cout<<“\nMasukan bagian integer:”;
in>>x.a;
cout<<“Masukan 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;
}
Bilangan Bilangan::operator-()const
{Bilangan x;
x.a=-a;
x.b=-b;
return x;
}
int main(){
Bilangan s,t(-2,3.14),d;
cout<<“Nilai awal s\n”<<s;
cout<<“Nilai awal t dari deklarasi\n”<<t;
s=t;
cout<<“setelah s di-assign t\n”;
cout<<“Nilai s\n”<<s;
cout<<“Masukan nilai-nilai objek d”;
cin>>d;
cout<<“setelah d+t=>\n”<<d+t;
cout<<“Nilai d dinegatifkan\n”<<-d;

system(“PAUSE”);
return EXIT_SUCCESS;
}

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