import MatrixDemo;

class Q1
{
  public static void main (String[] args)
  {
     MatrixDemo a = new MatrixDemo(3, 3);
     a.data[0][0] = 1.0; 
     a.data[0][1] = 2.0; 
     a.data[0][2] = 3.0; 
     a.data[1][0] = 5.0; 
     a.data[1][1] = 6.0; 
     a.data[1][2] = 7.0; 
     a.data[2][0] = 9.0; 
     a.data[2][1] = 4.0; 
     a.data[2][2] = 5.0; 

     MatrixDemo b = new MatrixDemo(3, 3);
     b.data[0][0] = 3.0; 
     b.data[0][1] = 2.0; 
     b.data[0][2] = 4.0; 
     b.data[1][0] = 2.0; 
     b.data[1][1] = 1.0; 
     b.data[1][2] = 6.0; 
     b.data[2][0] = 4.0; 
     b.data[2][1] = 10.0; 
     b.data[2][2] = 20.0; 

   
     MatrixDemo c = new MatrixDemo(3, 1);
     c.data[0][0] = 3.0; 
     c.data[1][0] = 5.0; 
     c.data[2][0] = 6.0; 

     MatrixDemo d = a.addMatrices (b);
     MatrixDemo e = d.multipleMatrices (c);

     e.print();
  } 
}