TUGAS STRUKTUR DATA

Anggota kelompok :

     1. Adimas fajar S (09018225)

     2. Adnan Ilham Rifai (09018196)

     3. Nur kahfi Ibrahim (09018238)

     4. Bagus Raditya W (09018231)

1.       File Header C

#ifndef __matrik

#define __matrik

#include <iostream.h>

class Matrik{

public:

void baca_matrik();

void matrik_iden();

void determinan_inverse();

void matrik_jumlah(const Matrik&, const Matrik&);

void kurang_matrik(const Matrik&, const Matrik&);

void perkalian_matrik(const Matrik&, const Matrik&);

void assign_matrik(const Matrik&, const Matrik&);

void cetak_matrik();

private:

int A[10][10];

int baris, kolom;

};

void Matrik::baca_matrik(){

lanjut:

cout << "Banyak baris : ";

cin >> baris;

cout << "Banyak kolom : ";

cin >> kolom;

if(baris != kolom){

cout << "Maaf baris dan kolom harus sama\n";

goto lanjut;

}

int i, j;

for(i=0; i<baris; i++)

for(j=0; j<kolom; j++){

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

cin >> A[i][j];

}

};

void Matrik::matrik_iden(){

int i, j;

cout << "baris : ";

cin >> baris;

cout << "kolom : ";

cin >> kolom;

cout<<endl;

cout<<"matrik Identitas"<<endl;

for(i=0; i<baris; i++){

for(j=0; j<kolom; j++)

if(i==j) A[i][j]=1;

else A[i][j]=0;

}

for(i=0; i<baris; i++){

for(j=0; j<kolom; j++)

cout << A[i][j] << "\t";

cout << endl;

}

}

void Matrik::determinan_inverse(){

if((baris==2)&&(kolom==2)){

int det;

int a, b, c, d;

det=(A[0][0]*A[1][1])-(A[0][1]*A[1][0]);

cout << "Determinan : " << det << endl;

a=A[0][0]*det;

b=-A[0][1]*det;

c=-A[1][0]*det;

d=A[1][1]*det;

cout<<endl;

cout << "Inverse Matrik\n";

cout << d << "\t" << b << endl;

cout << c << "\t" << a << endl;

}

else cout << "Maaf saat ini hanya matrik 2x2" << endl;

}

void Matrik::matrik_jumlah(const Matrik& matrik1, const Matrik& matrik2){

int i, j;

baris=matrik1.baris;

kolom=matrik1.kolom;

for(i=0; i<baris; i++)

for(j=0; j<kolom; j++)

A[i][j]=matrik1.A[i][j]+matrik2.A[i][j];

}

void Matrik::kurang_matrik(const Matrik& matrik1, const Matrik& matrik2){

for(int i=0; i<matrik1.baris; i++)

for(int j=0; j<matrik1.kolom; j++)

A[i][j]=matrik1.A[i][j]-matrik2.A[i][j];

}

void Matrik::assign_matrik(const Matrik& matrik1, const Matrik& matrik2){

for(int i=0; i<matrik1.baris; i++){

for(int j=0; j<matrik1.kolom; j++)

matrik1.A[i][j]==matrik2.A[i][j];

}

}

void Matrik::cetak_matrik(){

int i, j;

for(i=0; i<baris; i++){

for(j=0; j<kolom; j++)

cout << A[i][j] << "\t";

cout << endl;

}

}

#endif

2.       Main fungsi

#include <cstdlib>

#include <iostream>

#include "matrik.h"

using namespace std;

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

{

int pil;

Matrik A, B, C;

Matrik hasil;

cout << "\t\t\tSelamat Datang di Program Kami\n";

cout <<"\t\t\t------------------------------\n";

cout <<"Anggota Kelompok :\n";

cout <<"1. Adimas Fajar S <09018225>\n";

cout <<"2. Adnan Ilham Rifai <09018196>\n";

cout <<"3. Nur kahfi Ibrahim <09018238>\n";

cout <<"4. Bagus Raditya Wardana <09018231>\n\n";

cout << "Matrik Bujur Sangkar (2x2)\n";

A.matrik_iden();

cout<<endl;

cout << "Masukan data matrik ordo2x2 \n";

A.baca_matrik();

cout<<endl;

A.cetak_matrik();

cout << "Determinan Matrik dan Inverse\n";

A.determinan_inverse();

cout << "\nOperasi-operasi matriks\n\n";

cout << "Matrik 1\n";

B.baca_matrik();

cout<<endl;

B.cetak_matrik();

cout<<endl;

cout << "Matrik 2\n";

C.baca_matrik();

cout<<endl;

C.cetak_matrik();

cout<<endl<<endl;

cout << "Penjumlahan\n";

hasil.matrik_jumlah(B, C);

hasil.cetak_matrik();

cout<<endl;

cout << "Pengurangan\n";

hasil.kurang_matrik(B, C);

hasil.cetak_matrik();

cout<<endl<<endl;

cout << "Memindah isi matrik\n";

hasil.assign_matrik(B, C);

C.cetak_matrik();

system("PAUSE");

return EXIT_SUCCESS;

}

Hasil Compile