#include <iostream.h> #include <iomanip.h> #include <conio.h> class matrix { int **p,row,col; public: void getdata(void); friend void matrixadd(matrix &,matrix &); void display(void); }; void matrix :: getdata(void) { clrscr(); cout<<\"Enter Size of Row:-\"; cin>>row; p=new int *[row]; cout<<\"Enter size of Coulumn:-\"; cin>>col; cout<<\"\\nEnter Data for Matrix of size \"<<row<<\"*\"<<col<<endl; for(int i=0;i<row;i++) { p[i]=new int [col]; } //scaning value for(int a=0;a<row;a++) { for(int b=0;b<col;b++) { cin>>p[a][b]; } } } void matrix :: display(void) { cout<<\"\\n\\n\\n\\n\"; cout<<\"Display Function\\n\\n\"; for(int i=0;i<row;i++) { for(int j=0;j<col;j++) { cout<<setw(5)<<p[i][j]; } cout<<endl; } } void matrixadd(matrix &a,matrix &b) { int result[10][10]; if(a.row==b.row && a.col==b.col) { for(int i=0;i<a.row;i++) { for(int j=0;j<a.col;j++) { result[i][j]=a.p[i][j]+b.p[i][j]; } } //displaying for(int x=0;x<a.row;x++) { for(int y=0;y<a.col;y++) { cout<<setw(5)<<result[x][y]; } cout<<endl; } } else cout<<\"Invalid Matrix Addition Occurs as size differs\\n\"; } void main() { matrix o1,o2; o1.getdata(); o2.getdata(); clrscr(); o1.display(); o2.display(); getch(); clrscr(); cout<<\"\\n\\nAfter Adition Has been Performed\\n\\n\"; matrixadd(o1,o2); getch(); }