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Program to add, subtract, multiply, sort, search, transpose and merge matrices

Posted By: Easy Tutor     Category: C++ Programming     Views: 10968

A C++ program to add, subtract, multiply, sort, search, transpose and merge matrices.

Code for Program to add, subtract, multiply, sort, search, transpose and merge matrices in C++ Programming

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


 /***********************************************************************///-----------------------------  matrix  ------------------------------///***********************************************************************/class matrix
    {
       private:
        int operation;

        float matrix_a[3][3];
        float matrix_b[3][3];
        float matrix_c[3][3];

       public:
        matrix();
        void get_matrix_a();
        void get_matrix_b();
        void get_operation();
        void add_matrices();
        void subtract_matrices();
        void multiply_matrices();
        void sort_matrix();
        void find_element();
        void transpose_matrix();
        void merging_matrices();
        void show_result_matrix();
    };

 /***********************************************************************///----------------------------  matrix()  -----------------------------///***********************************************************************/

 matrix::matrix()
    {
    textmode(BW80);

    operation=1;

    for(int i=0;i<3;i++)
       {
          for(int j=0;j<3;j++)
         {
            matrix_a[i][j]=0;
            matrix_b[i][j]=0;
            matrix_c[i][j]=0;
         }
      }
    }

 /***********************************************************************///--------------------------  get_matrix_a()  -------------------------///***********************************************************************/void matrix::get_matrix_a()
    {
       gotoxy(1,7);
       cout<<" Enter the values of the matrix A row by row :\n "<<endl;

       cout<<"\t\t\t Ú               ¿"<<endl;
       cout<<"\t\t\t ³               ³"<<endl;
       cout<<"\t\t\t ³               ³"<<endl;
       cout<<"\t\t\t ³               ³"<<endl;
       cout<<"\t\t\t À               Ù"<<endl;

       gotoxy(18,11);
       cout<<" A  = "<<endl;


       int x=28;
       int y=10;

       for(int i=0;i<3;i++)
      {
         for(int j=0;j<3;j++)
        {
           gotoxy(x,y);
           cin>>matrix_a[i][j];

           x+=5;
        }

          x=28;
          y++;
      }
    }

 /***********************************************************************///-------------------------  get_matrix_b()  --------------------------///***********************************************************************/void matrix::get_matrix_b()
    {
      gotoxy(1,17);
       cout<<" Enter the values of the matrix B row by row :\n "<<endl;

       cout<<"\t\t\t Ú               ¿"<<endl;
       cout<<"\t\t\t ³               ³"<<endl;
       cout<<"\t\t\t ³               ³"<<endl;
       cout<<"\t\t\t ³               ³"<<endl;
       cout<<"\t\t\t À               Ù"<<endl;

       gotoxy(18,21);
       cout<<" B  = "<<endl;

       int x=28;
       int y=20;

       for(int i=0;i<3;i++)
      {
         for(int j=0;j<3;j++)
        {
           gotoxy(x,y);
           cin>>matrix_b[i][j];

           x+=5;
        }

          x=28;
          y++;
      }
    }

 /***********************************************************************///----------------------  merging_matrices()  -------------------------///***********************************************************************/void matrix::merging_matrices()
    {
       float temp_matrix[3][6]={0};

       gotoxy(1,12);
       cout<<"\n The merging matrix_c of matrix_a & matrix_b is :\n"<<endl;

       cout<<"\t\t\t Ú                              ¿"<<endl;
       cout<<"\t\t\t ³                              ³"<<endl;
       cout<<"\t\t\t ³                              ³"<<endl;
       cout<<"\t\t\t ³                              ³"<<endl;
       cout<<"\t\t\t À                              Ù"<<endl;

       gotoxy(13,17);
       cout<<" ( A,B ) = "<<endl;

       for(int a=0;a<3;a++)
      {
         for(int b=0;b<6;b++)
        {
           if(b<3)
              temp_matrix[a][b]=matrix_a[a][b];
           else
             temp_matrix[a][b]=matrix_b[a][b-3];
        }
      }

       int x=28;
       int y=16;

       for(int i=0;i<3;i++)
      {
         for(int j=0;j<6;j++)
        {
           gotoxy(x,y);
           cout<<temp_matrix[i][j];

           x+=5;
        }

          x=28;
          y++;
      }
    }

 /***********************************************************************///----------------------  get_operation()  ----------------------------///***********************************************************************/void matrix::get_operation()
    {
       cout<<"\n ******************************************************************************"<<endl;
       cout<<" * * * * * *  Operations that can be performed on Matrices  * * * * * * * * * *"<<endl;
       cout<<" ******************************************************************************"<<endl;

       gotoxy(1,25);
       cout<<" ******************************************************************************";

       gotoxy(1,7);
       cout<<" Select one of the following :\n "<<endl;

       cout<<"\t\t  1)-  Addition  ( A + B )"<<endl;
       cout<<"\t\t  2)-  Subtraction  ( A - B )"<<endl;
       cout<<"\t\t  3)-  Subtraction  ( B - A )"<<endl;
       cout<<"\t\t  4)-  Multiplication  ( A * B )"<<endl;
       cout<<"\t\t  5)-  Sorting  ( in ascending order )"<<endl;
       cout<<"\t\t  6)-  Sorting  ( in decending order )"<<endl;
       cout<<"\t\t  7)-  Finding an element "<<endl;
       cout<<"\t\t  8)-  Transpose "<<endl;
       cout<<"\t\t  9)-  Merging Metrices  (A,B) "<<endl;
       cout<<"\t\t  0)-  Exit"<<endl;

       gotoxy(19,20);
       cout<<"Enter your Choice = ";

       do
      {
         gotoxy(39,20);
         cin>>operation;

         gotoxy(38,20);
         cout<<"  ";
      }
       while(operation<0 || operation>9);

       if(operation==0)
      exit(0);

       clrscr();

       cout<<"\n ******************************************************************************"<<endl;
       cout<<" * * * * * *  * * * * * * * * *  Matrices  * * * * * * * * * * * * * * * * * *"<<endl;
       cout<<" ******************************************************************************"<<endl;

       gotoxy(1,25);
       cout<<" ******************************************************************************";

       switch(operation)
      {
         case 1 : get_matrix_a();
              get_matrix_b();
              break;

         case 2 : get_matrix_a();
              get_matrix_b();
              break;

         case 3 : get_matrix_a();
              get_matrix_b();
              break;

         case 4 : get_matrix_a();
              get_matrix_b();
              break;

         case 5 : get_matrix_a();
              break;

         case 6 : get_matrix_a();
              break;

         case 7 : get_matrix_a();
              break;

         case 8 : get_matrix_a();
              break;

         case 9 : get_matrix_a();
              get_matrix_b();
              break;
      }
    }

 /***********************************************************************///----------------------  find_element()  -----------------------------///***********************************************************************/void matrix::find_element()
    {
    float number;
    int flag=0;

    int temp_array[3][3]={0};

    gotoxy(1,13);
    cout<<" Enter the number you want to find = ";
    cin>>number;

    int i=0;
    int j=0;

    for(i=0;i<3;i++)
       {
          for(j=0;j<3;j++)
         {
            if(matrix_a[i][j]==number)
               {
              temp_array[i][j]=1;
              flag=1;
            }
         }
      }

       gotoxy(5,15);

       if(flag==0)
      cout<<"The given number is not found"<<endl;

       else
      {
         cout<<"The given number is at the positions : "<<endl;

         int count=0;

         for(int i=0;i<3;i++)
        {
           for(int j=0;j<3;j++)
              {
             if(temp_array[i][j]==1)
                cout<<"\t\t\t"<<++count<<")-  Matrix["<<i<<"]["
                          <<j<<"] = "<<number<<endl;
              }
        }
      }
    }

 /***********************************************************************///----------------------  transpose_matrix()  -------------------------///***********************************************************************/void matrix::transpose_matrix()
    {
       for(int i=0;i<3;i++)
      {
         for(int j=0;j<3;j++)
        matrix_c[j][i]=matrix_a[i][j];

      }
    }

 /***********************************************************************///----------------------  sort_matrix()  ------------------------------///***********************************************************************/void matrix::sort_matrix()
    {
       if(operation==5)    //ascending
      {
         for(int i=0;i<3;i++)
        {
           for(int j=0;j<3;j++)
              {
             for(int k=0;k<2;k++)
                {
                if(matrix_a[j][k]>matrix_a[j][k+1])
                   {
                      float temp=0;

                      temp=matrix_a[j][k+1];
                      matrix_a[j][k+1]=matrix_a[j][k];
                      matrix_a[j][k]=temp;
                   }
                }
              }
        }
      }

       elseif(operation==6)    //decending
      {
         for(int i=0;i<3;i++)
        {
           for(int j=0;j<3;j++)
              {
             for(int k=0;k<2;k++)
                {
                if(matrix_a[j][k]<matrix_a[j][k+1])
                   {
                      float temp=0;

                      temp=matrix_a[j][k];
                      matrix_a[j][k]=matrix_a[j][k+1];
                      matrix_a[j][k+1]=temp;
                   }
                }
              }
        }
      }

    for(int m=0;m<3;m++)
       {
          for(int n=0;n<3;n++)
         matrix_c[m][n]=matrix_a[m][n];
       }
    }

 /***********************************************************************///----------------------  add_matrices()  -----------------------------///***********************************************************************/void matrix::add_matrices()
    {
       if(operation==1)
      {
         for(int i=0;i<3;i++)
        {
           for(int j=0;j<3;j++)
              matrix_c[i][j]=matrix_a[i][j]+matrix_b[i][j];
        }
      }
    }

 /***********************************************************************///----------------------  subtract_matrices()  ------------------------///***********************************************************************/void matrix::subtract_matrices()
    {
       if(operation==2)               // a-b
      {
         for(int i=0;i<3;i++)
        {
           for(int j=0;j<3;j++)
              matrix_c[i][j]=matrix_a[i][j]-matrix_b[i][j];
        }
      }
                  //b-aelseif(operation==3)
      {
         for(int i=0;i<3;i++)
        {
           for(int j=0;j<3;j++)
              matrix_c[i][j]=matrix_b[i][j]-matrix_a[i][j];
        }
      }
    }

 /***********************************************************************///----------------------  multiply_matrices()  ------------------------///***********************************************************************/void matrix::multiply_matrices()
  {
       for(int i=0;i<3;i++)
      {
         for(int j=0;j<3;j++)
        {
           floatvalue=0;
           float sum=0;

           for(int k=0;k<3;k++)
              {
             value=matrix_a[j][k]*matrix_b[k][j];
             sum+=value;
              }

           matrix_c[i][j]=sum;
        }
      }
  }

 /***********************************************************************///----------------------  show_result_matrix()  -----------------------///***********************************************************************/void matrix::show_result_matrix()
    {
       cout<<"\n ******************************************************************************"<<endl;
       cout<<" * * * * * *  * * * * *  Resulting Matrix  * * * * * * * * * * * * * * * * * * "<<endl;
       cout<<" ******************************************************************************"<<endl;


       if(operation==5 || operation==6 || operation==7 || operation==8)
     {
        gotoxy(1,6);
        cout<<" The value of Matrix A are :"<<endl;

        cout<<"\t\t Ú               ¿  "<<endl;
        cout<<"\t\t ³               ³  "<<endl;
        cout<<"\t\t ³               ³  "<<endl;
        cout<<"\t\t ³               ³  "<<endl;
        cout<<"\t\t À               Ù  "<<endl;
      }

       elseif(operation!=5 || operation!=6 || operation!=7 || operation!=8)
      {
         gotoxy(1,6);
         cout<<" The values of Matrix A and B are :"<<endl;

         cout<<"\t\t Ú               ¿                  Ú               ¿"<<endl;
         cout<<"\t\t ³               ³                  ³               ³"<<endl;
         cout<<"\t\t ³               ³                   ³               ³"<<endl;
         cout<<"\t\t ³               ³                  ³               ³"<<endl;
         cout<<"\t\t À               Ù             À               Ù"<<endl;

         gotoxy(45,9);
         cout<<" B  = "<<endl;
      }

       gotoxy(10,9);
       cout<<" A  = "<<endl;


       int x_1=20;
       int y_1=8;

       for(int i=0;i<3;i++)
      {
         for(int j=0;j<3;j++)
        {
           gotoxy(x_1,y_1);
           cout<<matrix_a[i][j];

           x_1+=5;
        }

          x_1=20;
          y_1++;
      }


       if(operation!=5 && operation!=6 && operation!=7 && operation!=8)
      {
         int x_2=55;
         int y_2=8;

         for(int m=0;m<3;m++)
        {
           for(int n=0;n<3;n++)
              {
             gotoxy(x_2,y_2);
             cout<<matrix_b[m][n];

             x_2+=5;
              }

           x_2=55;
           y_2++;
        }
      }

       gotoxy(1,15);

       if(operation==1)
      cout<<" The Addition of matrix A and B is :\n "<<endl;
       elseif(operation==2 || operation==3)
      cout<<" The Subtraction of matrix A and B is :\n "<<endl;
       elseif(operation==4)
      cout<<" The Product of matrix A and B is :\n "<<endl;
       elseif(operation==5)
      cout<<" The matrix A in the ascending order is :\n"<<endl;
       elseif(operation==6)
      cout<<" The matrix A in the decending order is :\n"<<endl;
       elseif(operation==8)
      cout<<" The Transpose of matrix A is :\n"<<endl;

       if(operation!=7 && operation!=9)
      {
         cout<<"\t\t\t Ú               ¿"<<endl;
         cout<<"\t\t\t ³               ³"<<endl;
         cout<<"\t\t\t ³               ³"<<endl;
         cout<<"\t\t\t ³               ³"<<endl;
         cout<<"\t\t\t À               Ù"<<endl;
      }

       gotoxy(13,19);

       if(operation==1)
      {
         cout<<" A + B  = "<<endl;
         add_matrices( );
      }

       elseif(operation==2)
      {
         cout<<" A - B  = "<<endl;
         subtract_matrices( );
      }

       elseif(operation==3)
      {
         cout<<" B - A  = "<<endl;
         subtract_matrices( );
      }

       elseif(operation==4)
      {
         cout<<" A * B  = "<<endl;
         multiply_matrices( );
      }

       elseif(operation==5 || operation==6)
      {
         cout<<"Sorted  A ="<<endl;
         sort_matrix( );
      }

       elseif(operation==7)
      find_element( );

       elseif(operation==8)
      {
         cout<<" A+ ="<<endl;
         transpose_matrix( );
      }

       elseif(operation==9)
      {
         cout<<" ( A,B ) = "<<endl;
         merging_matrices( );
      }

       elseif(operation==0)
      exit(0);

       gotoxy(1,25);
       cout<<" ******************************************************************************";


       if(operation!=7 && operation!=9)
      {
         int x_3=28;
         int y_3=18;

         for(int p=0;p<3;p++)
        {
           for(int q=0;q<3;q++)
              {
             gotoxy(x_3,y_3);
             cout<<matrix_c[p][q];

             x_3+=5;
              }

           x_3=28;
           y_3++;
        }
      }
    }

 main()
    {
       matrix obj;

       do
      {
         clrscr( );

         obj.get_operation( );

         getch( );
         clrscr( );

         obj.show_result_matrix( );

         getch( );
      }
       while(!0);

       return 0;
    }

  
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Easy Tutor
Easy Tutor author of Program to add, subtract, multiply, sort, search, transpose and merge matrices is from United States. Easy Tutor says

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