Jumat, 24 Juni 2011

Program C++ Menghitung rata-rata array 2 dimensi


At this time I will discuss about the two-dimensional array which calculates the amount of data, calculate the average and then create a display like a table using two-dimensional array. Hmmm ... this is my lab assignment, I pengeen for this to all my friends. Please check it out ...:)

Algoritma :
Procedure array_penjualan(input : a,b,c,d,e ; char ; data ; integer ; output : total,jumlah ; integer , rata ; double)
Deklarasi
a,b,c,d,e                 : char of array (input)
data,total,jumlah   : integer of array
rata                        : double of array

Deskripsi
read(a,b,c,d,e)
for i <= 0 to 5 do
for j <= 0 to 5 do
data[i][j]
endfor
endfor
for i <= 0 to 5 do
total[i]=0
jumlah[i]=0
for i <= 0 to 5 do
total[i]=total[i]+data[i][j]
jumlah[i]=jumlah[i]+data[j][i]
endfor
endfor
rata[0]=0
jumlah[5]=0
for i <= 0 to 5 do
rata[i]=(rata[i]+(jumlah[i]/5))
jumlah[5]=jumlah[5]+jumlah[i]  
endfor

Berikut kode programnya :

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

class penjualan{
      public:
             friend ostream& operator<<(ostream&, penjualan&);
             void cetak_nama();
             void masuk_data();
             void hitung();
             penjualan();
      private:
              char a[50],b[50],c[50],d[50],e[50];
              int data[100][100];
              int total[50],jumlah[50];
              double rata[50];
              };

    penjualan::penjualan(){
                           cout<<"Data Sales"<<endl;
                           }

    void penjualan::cetak_nama(){
         int k=1;
         cout<<"Masukkan Nama "<<k<<"=";cin>>a;
         cout<<"Masukkan Nama "<<k+1<<"=";cin>>b;
         cout<<"Masukkan Nama "<<k+2<<"=";cin>>c;
         cout<<"Masukkan Nama "<<k+3<<"=";cin>>d;
         cout<<"Masukkan Nama "<<k+4<<"=";cin>>e;
                 }

    void penjualan::masuk_data(){
         for(int i=0; i<5; i++)
                 for(int j=0; j<5; j++){
                         cout<<"Masukkan data ke ["<<i+1<<"] ["<<j+1<<"] :";
                         cin>>data[i][j];

                         }
                         }

    void penjualan::hitung(){       
         for(int i=0; i<5; i++){
                 total[i]=0;
                 jumlah[i]=0;
                 for(int j=0; j<5; j++){             
                  total[i]=total[i]+data[i][j];
                  jumlah[i]=jumlah[i]+data[j][i];
                  }}
         rata[0]=0;
         jumlah[5]=0;
         for(int i=0; i<5; i++){
                 rata[i]=(rata[i]+(jumlah[i]/5));
                 jumlah[5]=jumlah[5]+jumlah[i];     
                  }
                  }

    ostream& operator<<(ostream& out,penjualan& m){
             out<<"No\tNama\tJan\tFeb\tMar\tApr\tMei\tTotal"<<endl;
             out<<"1.";
             out<<"\t";       
             for(int i=0; i<strlen(m.a); i++){
                 out<<m.a[i];
                 }
             out<<"\t";
             for(int i=0; i<5; i++){
                          out<<m.data[0][i]<<"\t";
                          }
             out<<m.total[0];
             out<<endl;
             out<<"2.";
             out<<"\t";       
             for(int i=0; i<strlen(m.b); i++){
                 out<<m.b[i];
                 }
             out<<"\t";
             for(int i=0; i<5; i++){
                          out<<m.data[1][i]<<"\t";
                          }
             out<<m.total[1];
             out<<endl;
             out<<"3.";
             out<<"\t";       
             for(int i=0; i<strlen(m.c); i++){
                 out<<m.c[i];
                 }
             out<<"\t";
             for(int i=0; i<5; i++){
                          out<<m.data[2][i]<<"\t";
                          }
             out<<m.total[2];
             out<<endl;
             out<<"4.";
             out<<"\t";       
             for(int i=0; i<strlen(m.d); i++){
                 out<<m.d[i];
                 }
             out<<"\t";
             for(int i=0; i<5; i++){
                          out<<m.data[3][i]<<"\t";
                          }
             out<<m.total[3];
             out<<endl;
             out<<"5.";
             out<<"\t";
             for(int i=0; i<strlen(m.e); i++){
                 out<<m.e[i];
                 }
             out<<"\t";
             for(int i=0; i<5; i++){
                          out<<m.data[4][i]<<"\t";
                          }
             out<<m.total[4];
             out<<endl;
             out<<"\ttotal\t";
             for(int i=0; i<5; i++){
                     out<<m.jumlah[i]<<"\t";
                     }
             out<<m.jumlah[5];
             out<<endl;
             out<<"\trata2\t";
             for(int i=0; i<5; i++){
                     out<<m.rata[i]<<"\t";
                     }
             out<<"Tot Penj 5 Bln";
             out<<endl;
             }
int main()
{
   penjualan z;
   z.cetak_nama();
   z.masuk_data();
   z.hitung();
   cout<<z;

   system("PAUSE");
   return EXIT_SUCCESS;
}


explanation:
The above program is a program of two-dimensional array which is contained within the function calculates the amount of data and averages. In this program, the excess can create a view in tabular form. As the data that we usually see. But in the above example is sales data sales.


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