17 May 2015

251. Convert the key into 5 squares

Easy Medium Hard Extreme

Move 6 matchsticks to create 5 squares. The rules when moving the sticks are:

1. The square on the far left of the figure must me left unchanged.
2. All the sticks don't have to be flat on the surface.
3. At least 3 of the 5 squares must be of the same size.
4. Each matchstick must be part of the side of a square.

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