Transpose of a matrix cpp program

CPP program to implement sparse matrix 

#include<iostream.h>

#include<conio.h>

#include<stdlib.h>

class matrix

{ private:

          int i,j;

  public:

          void getmat(int m[][10],int r,int c) ;

          void dispmat(int m[][10],int r,int c) ;

          void transpose(int m[][10],int r,int c );

};

void matrix::getmat(int m[][10],int r,int c)

{        for(i=0;i<r;i++)

                   for(j=0;j<c;j++)

                   {        cout<<" Enter Element ("<<i+1<<"," <<j+1<<" ) : ";

                             cin>>m[i][j];

                   }

}

void matrix::dispmat(int m[][10],int r,int c)

{        for(i=0;i<r;i++)

          {        for(j=0;j<c;j++)

                   cout<<m[i][j]<<" ";

                   cout<<endl;

          }

}

void matrix::transpose(int m[][10],int r,int c)

{        for(i=0;i<c;i++)

          {        for(j=0;j<r;j++)

                   cout<<m[j][i]<<" ";

                   cout<<endl;

          }

}

void main()

{        matrix m;

          int c,col,rows,mat[10][10];

          while(1)

          {        clrscr();

                   cout<<" To Do the Following Functions On Matrix.\n";

                   cout<<" ----------------------------------------\n";

                   cout<<" 1.Input a Matrix.\n";

                   cout<<" 2.Display Matrix.\n";

                   cout<<" 3.Transpose of Matrix.\n";

                   cout<<" 4.Exit from Program.\n";

                   do

                   {        cout<<" Select Your Choice(1:4) : ";

                              cin>>c;

                   }

                   while((c<1)||(c>4));

                   clrscr();

          switch(c)

          { case 1 :

cout<<" Enter the Matrix\n ";

                   cout<<"\n How Many Rows ? : ";

                   cin>>rows;

                   cout<<"\n How Many Columns ? : ";

                   cin>>col;

                   m.getmat(mat,rows,col);

                   break;

          case 2 :

cout<<"\n The Matrix You Entered is \n";

                   m.dispmat(mat,rows,col);

                   break;

          case 3 :

cout<<"\n The Original Matrix is "<<endl;

                   m.dispmat(mat,rows,col);

                   cout<<" Transpose of the given Matrix is "<<endl;

                   m.transpose(mat,rows,col);

                   break;

          case 4 :

 exit(1);break;

          }

           cout<<endl<<" Press any Key to Continue.....";

          getch();

     }

}