Program Menu Matriks

Gabungan dari beberapa penghitungan matriks


#include <iostream.h>
#include <conio.h>
int m1[2][2],m2[2][2];
int input()
{

clrscr();
cout<<"\n matriks pertama \n";
for(int i=1;i<=2;i++)
{
for(int j=1;j<=2;j++)
{
cout<<"+ elemen ["<<i<<","<<j<<"]=";cin>>m1[i][j];
}
}
cout<<"\n matriks kedua \n";
for(int x=1;x<=2;x++)
{
for(int y=1;y<=2;y++)
{
cout<<"+ elemen ["<<x<<","<<y<<"]=";cin>>m2[x][y];
}
}
return 0;
}

int tampil()
{
clrscr();
cout<<"* matrik pertama :\n";
for(int i=1;i<=2;i++)
{
for(int j=1;j<=2;j++)
{
cout<<" "<<" ";
cout<<m1[i][j];
}
cout<<"\n";
}
cout<<"\n\n";
cout<<"* matriks kedua :\n";
for(int x=1;x<=2;x++)
{
for(int y=1;y<=2;y++)
{
cout<<" "<<" ";
cout<<m2[x][y];
}
cout<<"\n";
}
return 0;
}

int determinan()
{
int det1,det2;
tampil();
det1=-(m1[1][1]*m1[2][2])-(m1[1][2]*m1[2][1]);
cout<<"\n* determinan matriks 1 : "<<det1<<"\n";
det2=-(m2[1][1]*m2[2][2])-(m2[1][2]*m2[2][1]);
cout<<"\n* determinan matriks 2 : "<<det2;
return 0;
}

int tranpose()
{
tampil();
cout<<"\n* tranpose matriks pertama :\n ";
for(int i=1;i<=2;i++)
{
for(int j=1;j<=2;j++)
{
cout<<" "<<" ";
cout<<m1[j][i];
}
cout<<"\n";
}
cout<<"\n\n";

cout<<"\n* tranpose matriks kedua :\n ";

for(int x=1;x<=2;x++)
{
for(int y=1;y<=2;y++)
{
cout<<" "<<" ";
cout<<m2[y][x];
}
cout<<"\n";
}
return 0;
}

int penjumlahan()
{
int x;
tampil();
cout<<"\n* penjumlahan matriks \n";
for(int i=1;i<=2;i++)
{
for(int j=1;j<=2;j++)
{
x=m1[i][j]+m2[i][j];cout<<x;
cout<<" "<<" ";
}
cout<<"\n";
}
return 0;
}

int pengurangan()
{
int x;
tampil();
cout<<"\n* pengurangan matriks \n";
for(int i=1;i<=2;i++)
{
for(int j=1;j<=2;j++)
{
x=m1[i][j]-m2[i][j];cout<<x;
cout<<" "<<" ";
}
cout<<"\n";
}
return 0;
}

main()
{
int pil;
pil=1;

while(pil!=7){
clrscr();
cout<<"\n========MENU UTAMA==========\n";
cout<<"1. input matriks\n";
cout<<"2. tampilkan matriks\n";
cout<<"3. penjumlahan\n";
cout<<"4. pengurangan\n";
cout<<"5. determinan\n";
cout<<"6. tranpose\n";
cout<<"7. keluar\n";
cout<<"============================\n";
cout<<"pilihan anda : ";cin>>pil;
switch(pil){
case 1:{
input();break;
}
case 2:{
tampil();break;
}
case 3:{
penjumlahan();break;
}
case 4:{
pengurangan();break;
}
case 5:{
determinan();break;
}
case 6:{
tranpose();break;
}
}
getch();
}
return 0;
}

Program Merubah Array 2 Dimensi ke Array 1 Dimensi

#include <iostream.h>
#include <conio.h>

int main(){
int array[10], b[10][10];
int n,m;

cout<<"masukan banyaknya kolom:"; cin>>n;
cout<<"masukan banyaknya baris:"; cin>>m;
for(int i=0; i<n; i++)
{for(int j=0; j<m; j++)
{cout<<"a["<<i<<","<<j<<"]="; cin>>b[i][j];}
}

for(int i=0; i<n; i++){
for(int j=0; j<m; j++){
cout<<b[i][j]<<" ";
}
cout<<endl;
}
int t=0;
for(int i=0; i<n; i++){
for(int j=0; j<m; j++)
{array[t]=b[i][j]; t++;}
}
for(int k=0; k<m*n; k++){
cout<<array[k]<<" ";}
return 0;
}

Program Merubah Array 1 Dimensi ke Array 2 Dimensi

#include <iostream.h>
#include <conio.h>

int main(){
int array[10], b[10][10];
int n;

cout<<"masukan banyaknya data:"; cin>>n;
for(int i=0; i<n; i++)
{
cout<<"a["<<i<<"]"; cin>>array[i];}
int t=0;
for(int j=0; j<2; j++){
for(int k=0; k<(n/2); k++){
b[j][k]=array[t];
t++;
}
}

for(int l=0; l<2; l++){
for(int m=0; m<(n/2); m++){
cout<<b[l][m]<<" ";}
cout<<endl;
}
getch();
return 0;
}