Tugas Struktur Data Praktikum Matrik 3 x 3

Tugas Struktur Data Praktikum....

Program C++ penjumlahan matrik 3X3

#include <iostream.h>
#include <conio.h>
main(){
int a[3][3],b[3][3],c[3][3];
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
cout<<"a["<<i<<"]["<<j<<"] : ";
cin>>a[i][j];
}}
cout<<endl;
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
cout<<"b["<<i<<"]["<<j<<"] : ";
cin>>b[i][j];
}}
cout<<endl;
cout<<"======================================="<<endl;
cout<<endl;
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
cout<<a[i][j]<<" ";
}
cout<<endl;
}
cout<<endl<<"+"<<endl;
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
cout<<b[i][j]<<" ";
}
cout<<endl;
}
cout<<endl<<"="<<endl;
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
c[i][j]=a[i][j]+b[i][j];
}}
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
cout<<c[i][j]<<" ";
}
cout<<endl;
}
getch();
}

Program C++ perkalian matrik 3X3


#include <iostream.h>
#include <conio.h>
main(){
int a[3][3],b[3][3],c[3][3];
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
cout<<"a["<<i<<"]["<<j<<"] : ";
cin>>a[i][j];
}}
cout<<endl;
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
cout<<"b["<<i<<"]["<<j<<"] : ";
cin>>b[i][j];
}}
cout<<endl;
cout<<"======================================="<<endl;
cout<<endl;
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
cout<<a[i][j]<<" ";
}
cout<<endl;
}
cout<<endl<<"x"<<endl;
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
cout<<b[i][j]<<" ";
}
cout<<endl;
}
cout<<endl<<"="<<endl;    
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
c[i][j]=(a[i][0]*b[0][j])+(a[i][1]*b[1][j])+(a[i][2]*b[2][j]);
}}
for(int i=0;i<3;i++){
for(int j=0;j<3;j++){
cout<<c[i][j]<<" ";
}
cout<<endl;
}
getch();
}

terima kasih.