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Where does the 5 go in the top-left box?
Place it.
5
4
1
9
7
3
3
7
2
5
4
6
5
2
8
7
9
4
6
2
3
1
5
4
6
3
5
9
1
8
2
7
3
8
7
6
9
4
6
5
2
8
9
5
8
2
4
7
1
2
5
6
3
Place 5
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