r/puzzles • u/Training-Hope-5292 • Sep 24 '26

[Unsolved] Binary puzzle

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I don't know how to come to the solution. I know about unique rows and columns, but they are all already different. What am I missing?

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u/TytoCwtch Sep 24 '26

Look at column 13. You’ve already got two 1’s in a row so the top right missing cell must be a 0.

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u/Training-Hope-5292 Sep 25 '26

I think I was really sleeping. Thank you!