Getting all paths in an array

Question

I have a list structured like follows:

s = [
  [
    [[0, 1, 1], [0, 0, 0]],
    [[0, 0, 1], [0, 1, 0]],
    [[0, 0, 0], [0, 1, 1]],
    [[1, 0, 0], [0, 0, 0]