20
   72   64   85   90   40  115   36   28  107   99   69   47  106   31   74   74   96   84   56   41
 0 1 1 1 0 1 0 1 1 1 0 0 0 1 1 0 1 1 0 1
 1 0 1 0 0 1 1 1 1 0 1 1 0 1 0 1 1 1 0 1
 1 1 0 1 0 1 1 1 0 1 1 0 1 1 0 0 0 1 1 1
 1 0 1 0 1 0 0 1 1 0 1 1 0 1 1 0 1 1 1 0
 0 0 0 1 0 1 1 0 1 1 1 1 1 1 0 1 1 0 1 0
 1 1 1 0 1 0 0 1 1 1 0 0 0 1 1 0 0 0 1 0
 0 1 1 0 1 0 0 1 0 1 0 1 1 0 0 1 0 1 1 1
 1 1 1 1 0 1 1 0 1 1 1 1 0 1 1 1 1 1 1 0
 1 1 0 1 1 1 0 1 0 1 0 1 0 1 1 1 0 0 0 1
 1 0 1 0 1 1 1 1 1 0 1 0 0 0 0 1 1 0 0 0
 0 1 1 1 1 0 0 1 0 1 0 1 0 0 0 1 1 1 1 1
 0 1 0 1 1 0 1 1 1 0 1 0 0 1 1 1 0 1 0 1
 0 0 1 0 1 0 1 0 0 0 0 0 0 1 1 1 0 1 1 1
 1 1 1 1 1 1 0 1 1 0 0 1 1 0 1 0 1 1 1 1
 1 0 0 1 0 1 0 1 1 0 0 1 1 1 0 1 1 0 0 0
 0 1 0 0 1 0 1 1 1 1 1 1 1 0 1 0 0 1 1 0
 1 1 0 1 1 0 0 1 0 1 1 0 0 1 1 0 0 1 1 0
 1 1 1 1 0 0 1 1 0 0 1 1 1 1 0 1 1 0 1 1
 0 0 1 1 1 1 1 1 0 0 1 0 1 1 0 1 1 1 0 1
 1 1 1 0 0 0 1 0 1 0 1 1 1 1 0 0 0 1 1 0
