00  1   2   33 4 4@ 
0 0 1  2 2 3   4 4@
0 0 1  2 2 3   4 4@ 
00  1  2 2 3   44@   
0 0 1  2 2 3   4 4@  
0 0 1  2 2 3   4 4@
00  11  2   33 4 4@  
@ 
  11   2  3  0@ 
  1 1 2 2 3  0@
  1 1 2 2 3  0@ 
  11  222 3  0@ 
  1 1 2 2 3  0@
  1 1 2 2 3  0@ 
  11  2 2 33 00@