###############################
#∩...........................∩#
#.............................#
#..###'###'###'###'###'#####..#
#..#...#...#...#...#...#...#..#
#..#.#######'###'####'####.#..#
#..#.#....#....#....#....#.'..#
#..###....#....#....#....###..#
#..'.#....#....#....#....#.#..#
#..#.'....#....#....#....#.#..#
#..#.#####################.'..#
#..###....#              ###..#
#..'.#....#                #..#
#..#.'....#                #..#
#..#.#....#..?!$??..#      +..#
#..########..?$∩$!..#      #..#
#..'.#....#..!?M??..#      #..#
#..#.'....#...?!?...#      #..#
#..#.#....#.........#      +..#
#..###....#......M..#      #..#
#..'.############'###      #..#
#..#.#....#....#M...#      #..#
#..#.#....#....#M...#      +..#
#..###....#....#M...#      #..#
#..'.'....#....#....#      #..#
#..#.#########'#'####      #..#
#..#...#...#...#...#{{     #..#
#..#####'###'###'###+###+###..#
#................M............#
#∩...........................∩#
###############################