Pemrograman ( MATRIX ) C++ | Teknik Informatika

#include 
#include 
#include 
using namespace std;
int main()
{

    int MatA[3][3],MatB[3][3],X[3][3],P[3][3],K[3][3],a,b,c;
    cout<<"MATRIKS ORDO 3 X 3\n";
    cout<<"==================\n";
    cout<<"\n=> Perkalian Matriks\n=> Penjumlahan Matriks\n=> Pengurangan Matriks\n";
    cout<<"\nMasukkan Matriks A : \n";
    for(a=0; a<3 :="" a="" b="" cin="" cout="" for="" ke="" lemen="" matriks="">>MatA[a][b];
        }
    }
    cout<<"\nMatriks A : \n";
    for(a=0; a<3 :="" a="" asukkan="" ata="" b="" cin="" cout="" endl="" for="" ke="" lemen="" matriks="" n="" setw="">>MatB[a][b];
        }
    }
    cout<<"\nMatriks B : \n";
    for(a=0; a<3 -="" :="" a="" ata="" atb="" b="" c="" cin="" cout="" di="" endl="" for="" hasil="" ilahkan="" inginkan="" int="" k="" mata="" matb="" matrik="" matriks="" n1.="" n2.="" n3.="" n="" nmaka="" p="" pengurangan="" penjumlahan="" perkalian="" pilih="" setw="" untuk="" x="" yang="">>matrik;
        switch (matrik)
        {
            break ;
        case 1:
            cout<<"\n1. Hasil Perkalian Matriks Adalah : \n";
            for(a=0; a<3 2:="" 3:="" :="" a="" adalah="" b="" break="" case="" cout="" endl="" exit_success="" for="" hasil="" i="" matriks="" n2.="" n3.="" n="" pause="" pengurangan="" penjumlahan="" pre="" return="" setw="" system="">