Calculating Program fruit prayer matrix with some of Operations

MatMath < Matrix math >

 #include <iostream.h>  
	#include <conio.h>  
    #include <iomanip.h>
    #include <stdlib.h>
    //using namespace std;

    int b1,c1; 
    int dt1[5][5],dt2[5][5],dt3[5][5];  
    char jawab[] = "y";

    void masukan(int a[5][5],int b,int c)  
    { for(int i=0;i<b;i++)  
        for(int j=0;j<c;j++)  
        {cout<<"Data ke "<<i<<j<<" = ";  
        cin>>a[i][j]; }  
    }  
      

    void jumlah(int a1[][5],int a2[][5],int a3[][5],int b1,int c1)  
    {  for(int i=0;i<b1;i++)  
        for(int j=0;j<c1;j++)  
          a3[i][j]=a1[i][j]+a2[i][j];  
    }  
      
    void tampJum(int a[5][5],int b,int c)  
    { for(int i=0;i<b;i++)  
       { for(int j=0;j<c;j++)  
            cout<<a[i][j]<<"  ";  
         cout<<endl;  
        }  
    }

    void pengurangan(int a1[][5],int a2[][5],int a3[][5],int b1,int c1)  
    {  for(int i=0;i<b1;i++)  
        for(int j=0;j<c1;j++)  
          a3[i][j]=a1[i][j]-a2[i][j];  
    }  
      
    void tampKurang(int a[5][5],int b,int c)  
    { 
        for(int i=0;i<b;i++)  
       { 
        for(int j=0;j<c;j++)  
            cout<<a[i][j]<<"  ";  
         cout<<endl;  
        }  
    }  

    void perkalian(int a1[][5],int a2[][5],int a3[][5],int b1,int c1)  
    {  for(int i=0;i<b1;i++)  
        for(int j=0;j<c1;j++)  
          a3[i][j]=a1[i][j]*a2[i][j];  
    }  
      
    void tampkali(int a[5][5],int b,int c)  
    { for(int i=0;i<b;i++)  
       { for(int j=0;j<c;j++)  
            cout<<a[i][j]<<"  ";  
         cout<<endl;  
        }  
    }  

    void pembagian(int a1[][5],int a2[][5],int a3[][5],int b1,int c1)  
    {  for(int i=0;i<b1;i++)  
        for(int j=0;j<c1;j++)  
          a3[i][j]=a1[i][j]/a2[i][j];  
    }  
      
    void tampBagi(int a[5][5],int b,int c)  
    { for(int i=0;i<b;i++)  
       { for(int j=0;j<c;j++)  
            cout<<a[i][j]<<"  ";  
         cout<<endl;  
        }  
    }   

void input(){
    cout<<"Jumlah baris matrik  = ";  
         cin>>b1;  
     cout<<"Jumlah kolom matrik  = ";  
         cin>>c1;  
}

void menu(){

int pilihan;
while (strcmp(jawab,"y")==0) //strcmp digunakan untuk membandingkan string pertama dan kedua 
    {
    cout<<"===== Program Menghitung Matrik ====="<<endl;
    cout<<"Menu :"<<endl;
    cout<<"1. Penjumlahan"<<endl;
    cout<<"2. Pengurangan"<<endl;
    cout<<"3. Pembagian"<<endl;
    cout<<"4. Perkalian"<<endl;
    cout<<"5. Keluar"<<endl;
    cout<<"Masukkan Pilihan Anda : "; 
    cin>>pilihan;
    
    if(pilihan==1){
                 input();
                    cout<<"\nMatrik pertama\n";  
                masukan(dt1,b1,c1);  
                    cout<<"\nMatrik kedua\n";  
                masukan(dt2,b1,c1);  
                jumlah(dt1,dt2,dt3,b1,c1);  
                    cout<<"\nMatrik pertama\n";  
                tampJum(dt1,b1,c1);  
                    cout<<"\nMatrik kedua\n";  
                tampJum(dt2,b1,c1);  
                    cout<<"\nMatrik hasil penjumlahan\n";  
                tampJum(dt3,b1,c1);  
        }
    else if(pilihan==2){
                input();
                    cout<<"\nMatrik pertama\n";  
                masukan(dt1,b1,c1);  
                    cout<<"\nMatrik kedua\n";  
                masukan(dt2,b1,c1);  
                pengurangan(dt1,dt2,dt3,b1,c1);  
                    cout<<"\nMatrik pertama\n";  
                tampKurang(dt1,b1,c1);  
                    cout<<"\nMatrik kedua\n";  
                tampKurang(dt2,b1,c1);  
                    cout<<"\nMatrik hasil penjumlahan\n";  
                tampKurang(dt3,b1,c1);  
        }
    else if(pilihan==3){
                input();
                    cout<<"\nMatrik pertama\n";  
                masukan(dt1,b1,c1);  
                    cout<<"\nMatrik kedua\n";  
                masukan(dt2,b1,c1);  
                pembagian(dt1,dt2,dt3,b1,c1);  
                    cout<<"\nMatrik pertama\n";  
                tampBagi(dt1,b1,c1);  
                    cout<<"\nMatrik kedua\n";  
                tampBagi(dt2,b1,c1);  
                    cout<<"\nMatrik hasil penjumlahan\n";  
                tampBagi(dt3,b1,c1);  
        }
    else if(pilihan==4){
                input();
                    cout<<"\nMatrik pertama\n";  
                masukan(dt1,b1,c1);  
                    cout<<"\nMatrik kedua\n";  
                masukan(dt2,b1,c1);  
                perkalian(dt1,dt2,dt3,b1,c1);  
                    cout<<"\nMatrik pertama\n";  
                tampkali(dt1,b1,c1);  
                    cout<<"\nMatrik kedua\n";  
                tampkali(dt2,b1,c1);  
                    cout<<"\nMatrik hasil penjumlahan\n";  
                tampkali(dt3,b1,c1);  
        }
   else if(pilihan==5){
              exit(0);
         }
    else  {
          cout<<"Pilihan Anda Salah !!!"<<endl;
      }   
      cout<< "Masukkan [ y ] Untuk Hitung Ulang ? " ;
    cin>>jawab;
    }
}
      
main() {  
     menu();    
     getch();  
}