Ruby Solution
Intuition\n Describe your first thoughts on how to solve this problem. \n\n# Approach\n Describe your approach to solving the problem. \n\n# Complexity\n- Time 
# Intuition\n<!-- Describe your first thoughts on how to solve this problem. -->\n\n# Approach\n<!-- Describe your approach to solving the problem. -->\n\n# Complexity\n- Time complexity:\n<!-- Add your time complexity here, e.g. $$O(n)$$ -->\n\n- Space complexity:\n<!-- Add your space complexity here, e.g. $$O(n)$$ -->\n\n# Code\n```ruby []\n# @param {Integer[][]} bottom_left\n# @param {Integer[][]} top_right\n# @return {Integer}\ndef largest_square_area(bottom_left, top_right)\n  max_area = 0\n  (0...bottom_left.length).each do |i|\n    (i + 1...bottom_left.length).each do |j|\n      x1 = [bottom_left[i][0], bottom_left[j][0]].max\n      y1 = [bottom_left[i][1], bottom_left[j][1]].max\n      x2 = [top_right[i][0], top_right[j][0]].min\n      y2 = [top_right[i][1], top_right[j][1]].min\n      side = [x2 - x1, y2 - y1].min\n      if side > 0\n        max_area = [max_area, side * side].max\n      end\n    end\n  end\n  max_area\nend\n```
['Ruby']