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3442223433311211342112112324224313323331143344142411442334111312414223131222412424142442233324431134
           11 11   11 11        1      11     1   11      111 1  1    1 1    1    1             11   25
   222       2    2  2  2 2 22     2            2     2        2   22    222  2 2   2  22   2        25
3     3 333     3        3     3 33 333   33           33    3       3 3                 333   3  3  25
 44    4         4         4  4          4  44 4 4  44   4      4 4         4  4 4 4 44      44    4 25