bandit1200 wrote:
Thanks, I'll give that a go.
(a while later) I still didn't manage it. I think a "damn!" would be appropriate here.
You just need to be careful not to leave any vertices with a single bridge coming out of it, unless it is the point you intend to end on.
If that still doesn't help, number the islands, like so:
1 2 3 4 5
6 7 8 9 10
11 12 13 14 15
16 17 18 19 20
Then,
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×18, 17, 12, 11, 17, 16, 11, 6, 7, 2, 6, 1, 2, 3, 8, 7, 12, 13, 8, 9, 14, 13, 18, 19, 14, 15, 19, 20, 15, 10, 9, 4, 10, 5, 4, 3
That is, of course, just one possible solution.
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