Algoritma14.1

#include <iostream>
using namespace std;

void garis () {
    cout<<"===========================================\n";
}

struct {
    string nama;
    string email;
} author;

class bujursangkar {
    private:
    //Variable Private
    int panjang, lebar;
    public: 
    //Prototipe Function
    void set_nilai(int x,int y);
    int luas();
};

void bujursangkar::set_nilai(int x,int y) {
    panjang = x;
    lebar = y;
}

int bujursangkar::luas() {
    return panjang * lebar;
}

void cetak_author(string nama, string email) {
    garis();
    cout<<"Nama : "<<nama<<endl;
    cout<<"Emal : "<<email<<endl;
}

int main() {
    //Set Nilai Struct
    author.nama = "Syifa Asih Nirwana";
    author.email = "[email protected]";

int p1, p2, l1, l2;
//Create Object
bujursangkar bs1;
bujursangkar bs2;
cout<<"Bujur Sangkar 1"<<endl;
garis();
cout<<"Panjang : <input>";cin>>p1;cout<<endl;
cout<<"Lebar   : <input>";cin>>l1;cout<<endl;
bs1.set_nilai(p1,l1);
cout<<"Luas    : "<<bs1.luas();
cout<<endl<<endl;
cout<<"Bujur Sangkar 2"<<endl;
garis();
cout<<"Panjang : <input>";cin>>p2;cout<<endl;
cout<<"Lebar   : <input>";cin>>l2;cout<<endl;
bs2.set_nilai(p2,l2);
cout<<"Luas    : "<<bs2.luas();
cout<<endl<<endl;
cetak_author(author.nama, author.email);
return 0;
}