one  one  
1 1 1 1 1  1 1 1 1 1  1 1 1 1 1  1 1 1 1 1   
1 1 1 1 1  1 1 1 1 1  1 1 1 1 1  1 1 1 1 1   
1 1 1 1 1  1 1 1 1 1  1 1 1 1 1  1 1 1 1 1   
1 1 1 1 1  1 1 1 1 1  1 1 1 1 1  1 1 1 1 1   
1 1 1 1 1  1 1 1 1 1  1 1 1 1 1  1 1 1 1 1   
1 1 1 1 1  1 1 1 1 1  1 1 1 1 1  1 1 1 1 1