############################################
#<..P#.....#.....#.⌠._._._._.⌠.#..(.(.#....#
#PP..'.....'.#...'.._._._._._..'..#...#.f.P+
#PPPP#.....#.#...#..._._._._...#..###(##.!$#
###############+##.._._._._._..#..##∩∩s'..f#
                 #._._._._._.⌠.#############
                 ###############