This program is used for Matrix Multiplication. (C++)

This program is used for Matrix Multiplication. (C++)

#include< iostream.h>

#include< conio.h>

#include< iomanip.h> 

struct matrix

{

int arr[3][3];// Double dimensional array 

};

matrix operator * (matrix a,matrix b); //Operator overloding

// function declaration for printing matrix

void matprint(matrix p);

void main()

{

clrscr();

// Declaring matrix values 

matrix a={ 1,1,3,

4,5,7,

2,9,6

};

matrix b={ 2,3,8,

7,4,1,

1,5,6

};

matrix c,d;

//overloaded operator will be called 

c=a*b;

//display the matrix

matprint(c);

}

//overloaded operator defination for matrix Multiplication

matrix operator *(matrix a, matrix b)

{

matrix c;

int i, j,k;

for(i=0;i< 3;i++)

{

for(j=0;j< 3;j++)

{

c.arr[i][j]=0;

for(k=0;k< 3;k++)

c.arr[i][j]+=a.arr[i][j]*b.arr[i][j];

}

}

return c;

}

//displaying matrix 

void matprint(matrix p)

{

int i,j;

cout< < endl< < endl;

for(i=0;i< 3;i++)

{ cout< < endl;

for(j=0;j< 3;j++)

cout< < setw(5)< < p.arr[i][j];

}

}

--------------------------------------------------------------------------------

The output of the programe will be ::

12      22      27

50      67      79      

73      72      61

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