bool b[] = { 
   0, 0, 0, 0, 0, 0, 
   0, 1, 1, 0, 0, 0,
   0, 1, 1, 0, 0, 0,
   0, 0, 0, 1, 1, 0,
   0, 0, 0, 1, 1, 0,
   0, 0, 0, 0, 0, 0 
} ;

const unsigned int rows = 6 ;
const unsigned int cols = 6 ;