#include <iostream>
#include <iomanip>

using namespace std ;

main(){
    system ("color 0A");
    int MA[3][3],MB[3][3],MC[3][3],pil;
    do {
        system("cls");
        cout << "      PROGRAM PENGHITUNG MATRIKS ORDO 3X3"<<endl;
        cout << "      ----------------------------------"<<endl;
        cout << "1. Program Penjumlahan Matriks"<<endl<<"2. Program Perkalian Matriks"<<endl;
        cout << "Silahkan Masukan Pilihan Anda : "; cin >> pil;
        system("cls");
        switch (pil){
            case 1 : {
                cout<<" Program Penjumlahan Matriks" << endl;
                cout<<" ===========================" <<endl<<endl;
                cout<<"Matriks A"<<endl;

                for(int a=0; a<3; a++){
                    for(int b=0; b<3; b++){
                        cout << "Masukan Matriks A baris ke "<<(a+1)<<  " kolom ke "<< (b+1) <<" : ";cin>>MA[a][b];
                    }
                }
                cout<<endl;

                cout<<"MATRIKS B "<< endl;

                for(int a=0; a<3; a++){
                    for(int b=0; b<3; b++){
                        cout << "Masukan Matriks A baris ke "<<(a+1)<<  " kolom ke "<< (b+1) <<" : ";cin>>MB[a][b];
                    }
                }
                cout<<endl;
                cout<<"------------------------------------------------------------------\n"<<endl;
                cout << "\nMATRIKS A"<<endl;
                for(int a=0; a<3; a++){
                    for(int b=0; b<3; b++){
                        cout << MA[a][b]<<"    ";
                    }
                cout << endl;
                }
                cout << "\nMATRIKS A"<<endl;
                for(int a=0; a<3; a++){
                    for(int b=0; b<3; b++){
                        cout << MB[a][b]<<"    ";
                    }
                cout << endl;
                }
        //Proses
                for(int a=0; a<3; a++){
                    for(int b=0; b<3; b++){
                    MC[a][b]=MA[a][b]+MB[a][b];
                    }
                }
        //output

                cout<<"-------------------------------------------------------------------+"<<endl;
                for(int a=0; a<3; a++){
                    for(int b=0; b<3; b++){
                        cout<<MC[a][b]<<"    ";
                    }
                cout << endl;
                }


                break;
        }
            case 2 : {
                cout<<" Program Penjumlahan Matriks" << endl;
                cout<<" ===========================" <<endl<<endl;
                cout << "MATRIKS A"<<endl;
        //input
                for (int i = 0; i < 3;i++){
                    for (int j = 0;j< 3 ;j++){
                        cout << "Masukan Matriks A baris ke "<<(i+1)<<  " kolom ke "<< (j+1) <<" : "; cin >> MA[i][j];
                    }
                }
                cout << "MATRIKS B"<<endl;
                for (int i = 0; i < 3;i++){
                    for (int j = 0;j< 3 ;j++){
                        cout << "Masukan Matriks A baris ke "<<(i+1)<<  " kolom ke "<< (j+1) <<" : "; cin >> MB[i][j];
                    }
                }
        //process

        //tampil
                cout << "-------------------------------------------------------------------------------"<<endl ;
                cout << "\nMatriks A" << endl;
                for (int i = 0; i < 3;i++){
                    for (int j = 0;j< 3 ;j++){
                        cout << MA[i][j]<< "  ";
                    }
                cout << endl;
                }
                cout << "\nMatriks B" << endl;
                for (int i = 0; i < 3;i++){
                    for (int j = 0;j< 3 ;j++){
                    cout << MB[i][j]<<"  ";
                    }
                cout << endl;
                }
                cout << "------------------------------------------------------------------------------- X"<<endl ;
        //rumus perkalian matriks
                for (int i=0;i<3;i++){
                    for (int j=0;j<3;j++){
                        MC[i][j]=0;
                        for (int k=0;k< 3;k++){
                            MC[i][j]+= MA[i][k]*MB[k][j];
                        }
                    }
                }
    //output matrik hasil perkalian
                cout<<endl;
                for(int i=0;i<3;i++){
                    for(int j=0;j<3;j++){
                        cout<< MA[i][j]<< "  ";
                    }
                cout<<endl;
                }
                break;
            }
            default : {
                cout << "Input Anda Tidak Valid .!!!\a"<<endl<<"Silahkan di ulang";
                break;
            }
        }
    }
    while (pil == 3);

    cin.get();
}