############################################
#<..P#.....#.....#.⌠.........⌠.#..'...#....#
#PP..'.....'.#.).'._._._._._._.)..#...#...P+
#PPPP#.....#.#...#_._._._._._._#..###'##.[)#
###############'##._._._._._._.#..##∩∩.'...#
             +...#.⌠...._....⌠.#############
             #...###############            
             #####