There are 100 doors in a long hallway. They are all closed. The first time you
walk by each door, you open it. The second time around, you close every second
door (since they are all opened). On the third pass you stop at every third door
# 99 Bottles of Beer #
## Puzzle: ##
You must print the lyric of the song as follows:
99 bottles of beer on the wall, 99 bottles of beer.
Take one down and pass it around, 98 bottles of beer on the wall.
98 bottles of beer on the wall, 98 ...