Boundary Blocks Boundary Blocks
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The mission is in Blocked Mode. Access to the solutions is blocked for a day or two (even after you share your own), until we'll have enough solutions for you to check. All users who've solved the mission will get the notifications about their opening.

This mission is like a subset of Visibilities.

You are given a list of strings as grid. Empty cells will be represented by '.', and the blocks - by 'X'. Blocks are not adjacent to each other vertically and horizontally.

One area consists of empty...

You should be an authorized user in order to see the full description and start solving this mission.