20
   28   54   27   43  108  118   66  107   86   70  105   77   94   99   74   69  113   48   25  109
 0 1 0 1 0 0 1 0 0 1 0 0 1 1 0 0 0 1 1 1
 1 0 0 1 0 1 1 0 1 0 1 1 1 1 0 1 1 1 1 0
 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 1 1 0 0 0
 1 1 1 0 1 1 1 1 1 1 1 1 0 1 0 0 0 0 1 0
 0 0 1 1 0 1 1 1 0 1 0 0 1 0 1 0 1 1 1 1
 0 1 1 1 1 0 1 0 1 1 0 1 1 1 0 1 1 1 0 1
 1 1 1 1 1 1 0 1 0 0 0 0 1 0 1 0 0 0 1 1
 0 0 0 1 1 0 1 0 1 1 0 1 1 1 1 1 1 0 1 1
 0 1 0 1 0 1 0 1 0 1 1 0 0 0 0 1 0 0 1 1
 1 0 0 1 1 1 0 1 1 0 1 1 1 1 1 1 1 1 1 1
 0 1 0 1 0 0 0 0 1 1 0 0 1 1 0 1 1 1 0 0
 0 1 1 1 0 1 0 1 0 1 0 0 0 0 0 1 0 1 1 0
 1 1 1 0 1 1 1 1 0 1 1 0 0 1 0 1 1 1 1 0
 1 1 1 1 0 1 0 1 0 1 1 0 1 0 1 0 1 1 0 1
 0 0 1 0 1 0 1 1 0 1 0 0 0 1 0 1 0 1 1 1
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 0 1 1 0 1 1 0 1 0 1 1 0 1 1 0 1 0 1 0 1
 1 1 0 0 1 1 0 0 0 1 1 1 1 1 1 0 1 0 1 1
 1 1 0 1 1 0 1 1 1 1 0 1 1 0 1 1 0 1 0 1
 1 0 0 0 1 1 1 1 1 1 0 0 0 1 1 1 1 1 1 0
