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Enigma Number 1762

By Bob Walker

14 August 2013

Quo Vadis?II

On the grid shown on the right, place the remaining 11 cards on the unshaded squares so that when you move from card to card the number of squares in the direction shown on each, you complete a circuit visiting all 12 unshaded squares once. What are the numbers on the cards, from top to bottom, in the third column?

WIN £15 will be awarded to the sender of the first correct answer opened on Wednesday 11 September. The Editor’s decision is final. Please send entries to Enigma 1762, Âé¶¹´«Ã½, Lacon House, 84 Theobald’s Road, London WC1X 8NS, or to enigma@newscientist.com (please include your postal address).

Answer to 1756 Two triangles: The lengths of the sides of the triangles are 4, 3, 2 and 8, 7, 6.

The winner Martin Hooper of Burton upon Trent, Staffordshire, UK

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