Given 9 points (arranged as 3x3 matrix) connect all the points using 4 lines. The rules are
- Tracing back is not allowed
- The pen/pencil should not be lifted from the paper while drawing
Well, here is the solution, the dots in blue are imaginary
For the curious lot, I drew this image using . I will share the code sometime later, when I blog on , if you need it now, email me or write a comment.