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>> No.10417527 [View]
File: 743 KB, 1080x1920, 1521525188713.png [View same] [iqdb] [saucenao] [google] [report]
10417527

>>10417312
because there are only at most 2 of a type of thickness in every row and column.

>> No.9721710 [View]
File: 743 KB, 1080x1920, 1521525188713.png [View same] [iqdb] [saucenao] [google] [report]
9721710

>>9715496
>Grug dun unnerstun so dun exast



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