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Weakened Binary Walls code-golf number binary
Given a list of positive integers, we can write them out all above each other like so, for [2, 6, 9, 4] as an example:
0010
0110
1001
0100
We can imagine this as a wall:
..#.
.##.
#..#
.#..
However, this is a very weak wall, and it has collapse...