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Draw a Line to Partition the Grid (Posted on 2016-04-25) Difficulty: 2 of 5
Draw a line following the grid lines conforming the the following rules:
1 - The line starts from S and ends at F.
2 - The line does not cross or overlap itself at any point.
3 - The line divides the grid into regions each with exactly two As and two Bs.
+---+---+---+---+---F
| A | B | A |   | B |
+---+---+---+---+---+
|   | B |   |   | B |
+---+---+---+---+---+
| A |   | B |   | A |
+---+---+---+---+---+
| A | A |   | A | B |
+---+---+---+---+---+
| B |   | B |   | A |
S---+---+---+---+---+
An example of a solved grid:
+   +   +---F
  B   A | A  
+---+---+   +
| B          
S   +   +   +

No Solution Yet Submitted by Brian Smith    
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Comments: ( Back to comment list | You must be logged in to post comments.)
re: Strange | Comment 4 of 7 |
(In reply to Strange by armando)

I gave up on this. But there is a valid solution that Brian has in the solution queue. So a hardier soul than I can find it.
  Posted by Charlie on 2016-04-29 07:55:06

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