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Puzzling

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  • $\begingroup$ If the signal approaches a node from link A, and the signal's strength becomes 2, and the only links connected to the node are link A and link B... Does the signal go backward through link A? i.e. when a signal "does a full circle", does it count the link from which it came or no? $\endgroup$ Commented Jan 21, 2015 at 22:42
  • $\begingroup$ I found a solution (I think). If you can tell me how to imbed an image and put it within a spoiler, I'll post it. $\endgroup$ Commented Jan 21, 2015 at 23:31