99 Bottles of Beer.swift

let maxBeers = 99
var beers = maxBeers

while beers >= 0 {
    switch beers {
    case 0:
        print("No more bottles of beer on the wall, no more bottles of beer. ")
        print("Go to the store and buy some more, \(maxBeers) bottles of beer on the wall.")
    case 1:
        print("1 bottle of beer on the wall, 1 bottle of beer.")
        print("Take one down and pass it around, no more bottles of beer on the wall.")
    case 2:
        print("2 bottles of beer on the wall, 2 bottles of beer.")
        print("Take one down and pass it around, 1 bottle of beer on the wall.")
    default:
        print("\(beers) bottles of beer on the wall, \(beers) bottles of beer.")
        print("Take one down and pass it around, \(beers - 1) bottles of beer on the wall.")
    }
    beers -= 1
}