Crossnumber winners, issue 11

Did you solve it?

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Hello everyone! It’s time to announce the winners of the Chalkdust prize crossnumber #11! Before we reveal the winners, here is the solution of the crossnumber.

1 0 9 8 9 1 0 9 8 9
1 1 1 1 5 1 2 6 8
5 4 2 0 1 1 9 9
1 5 3 7 9
5 4 4 3 2 2 2 0
8 3 9 8 2 8 9 6 1
7 3 5 1 4 3 2
1 3 5 7 3 1 5 9
2 5 8 7 0 3 5 8
6 5 4 8 5 6 0
1 1 1 3 9 9 1 3 1
0 2 2 2 6 0 2 5
9 7 3 7 0
9 9 1 1 2 0 2 5
8 6 2 1 7 1 1 1 1
9 8 9 0 1 9 8 9 0 1

The sum of the across clues was 10994518584.

There were 74 entries, 65 of which were correct. The randomly selected winners are:

  1. Paul Livesey, who wins a £100 Maths Gear goody bag,
  2. Sam Dell, who wins a Chalkdust T-shirt,
  3. Sarah Corbett, who wins a Chalkdust T-shirt,
  4. George Panagopoulos, who wins a Chalkdust T-shirt.

Well done to Paul, Sam, Sarah and George, and thanks to everyone else who attempted the crossnumber. See you shortly in issue 12…

Matthew Scroggs is a postdoctoral researcher in the Department of Engineering at the University of Cambridge working on finite and boundary element methods. His website, mscroggs.co.uk, is full of maths.
@mscroggs    mscroggs.co.uk    + More articles by Matthew

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