VEKTOR

Algoritma Vektor {menjumlahkan 2 buah vektor}

Deklarasi elemen[100] banyak : integer vektor : class

Deskripsi int main()     Vektor X,Y,Z     cin >> X     cout <<X     cin >> Y     cout <<Y     Z.perkalian_vektor(X,Y)     cout << "\n Hasil : \n" << Z

Listing

#include <cstdlib>

#include <iostream>

#include <conio.h>

using namespace std;

class Vektor{

friend ostream& operator<<(ostream&, Vektor&);

friend istream& operator>>(istream&, Vektor&);

public:

Vektor();

void perkalian_vektor(const Vektor&, const Vektor&);

void beri_nilai(int);

private:

int elemen[100];

int banyak;

};

Vektor::Vektor(){

banyak=3;

for(int i=0; i<banyak; i++)

elemen[i]=0;

}

void Vektor::beri_nilai(int i){

banyak=i;

}

istream& operator>>(istream& in, Vektor& x){

cout << "PROGRAM PENJUMLAHAN DUA BUAH VEKTOR \n";

cout << "\nBanyak elemen : ";

in >> x.banyak;

cout << "Masukan data vektor : \n";

for(int i=0; i<x.banyak; i++){

cout << "Data [" << i+1 << "] : ";

in >> x.elemen[i];

}

return(in);

}

ostream& operator<<(ostream& out, Vektor& x){

out << endl;

for(int i=0; i<x.banyak; i++)

out << "Data [" << i+1 << "] = " <<  x.elemen[i] << endl;

return(out);

}

void Vektor::perkalian_vektor(const Vektor& A, const Vektor& B){

if(A.banyak<B.banyak)banyak=A.banyak;

else banyak=B.banyak;

for(int i=0; i<banyak; i++)

elemen[i]=A.elemen[i]*B.elemen[i];

}

int main(int argc, char *argv[])

{

Vektor X,Y,Z;

cin >> X;

cout <<X;

cin >> Y;

cout <<Y;

Z.perkalian_vektor(X,Y);

cout << "\n Hasil : \n" << Z;

getch();

system("PAUSE");

return EXIT_SUCCESS;

}