Pro Tip

If pointing pairs aren't visible, try box-line reduction. They're inverses — if one fails, try the other.

Pro Tip
✓ Completed! 👍
9
6
2
4
2
9
7
8
7
9
1
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2
5
1
1
6
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9
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8
6
Food for Thought

"The mind is not a vessel to be filled, but a fire to be kindled." — Plutarch

Food for Thought