Added more files

Codecademy.playground/Pages/Bottles.xcplaygroundpage/Contents.swift

@@ -1,23 +1,37 @@
-//Solution using While
+// Solution using While
 
 var numBottles: Int = 99
 
 while numBottles > 0 {
-
-  print ("\(numBottles) bottles of milk on the wall, \(numBottles) bottles of milk!")
-  print ("You take one down and pass it around...")
-
-  numBottles -= 1
-  print ("\(numBottles) bottles of milk on the wall!\n")
-
+    print("\(numBottles) bottles of milk on the wall, \(numBottles) bottles of milk!")
+    print("You take one down and pass it around...")
+
+    numBottles -= 1
+    print("\(numBottles) bottles of milk on the wall!\n")
 }
 
-//Solution using For in
+// Solution using For in
 
 for numBottles in stride(from: 99, to: 0, by: -1) {
-
-    print ("\(numBottles) bottles of milk on the wall, \(numBottles) bottles of milk!")
-    print ("You take one down and pass it around...")
-
-    print ("\(numBottles - 1) bottles of milk on the wall!\n")
+    print("\(numBottles) bottles of milk on the wall, \(numBottles) bottles of milk!")
+    print("You take one down and pass it around...")
+
+    print("\(numBottles - 1) bottles of milk on the wall!\n")
 }
+
+// Another solution
+var numMonkeys = 5
+
+while numMonkeys > 1 {
+    print("\(numMonkeys) little monkeys jumping on the bed.")
+    print("One fell off and bumped their head!")
+    print("Mama called the doctor and the doctor said")
+    print("'No more monkeys jumping on the bed!'\n")
+
+    numMonkeys -= 1
+}
+
+print("\(numMonkeys) little monkey jumping on the bed.")
+print("They fell off and bumped their head!")
+print("Mama called the doctor and the doctor said")
+print("'Put those monkeys straight to bed!'")

Codecademy.playground/Pages/Exclude odd numbers.xcplaygroundpage/Contents.swift

@@ -1,5 +1,5 @@
 
-for num in 1 ... 9 {
+for num in 1 ... 10 {
     if num % 2 == 1 {
         continue
     }

Codecademy.playground/Pages/FizzBuzz.xcplaygroundpage/Contents.swift

@@ -0,0 +1,50 @@
+// With for-in statement
+
+for x in 1 ... 100 {
+    if (x % 3) == 0, (x % 5) == 0 {
+        /* can use also such if statement
+         if i % 3 == 0 {
+             if i % 5 == 0 {
+         */
+        print("FizzBuzz")
+    } else if x % 3 == 0 {
+        print("Fizz")
+    } else if x % 5 == 0 {
+        print("Buzz")
+    } else {
+        print(x)
+    }
+}
+
+// switch-case usage
+
+for i in 1 ... 100 {
+    switch (i % 3 == 0, i % 5 == 0) {
+    case (true, false):
+        print("Fizz")
+    case (false, true):
+        print("Buzz")
+    case (true, true):
+        print("FizzBuzz")
+    default:
+        print(i)
+    }
+}
+
+//another switch-case (similar as "aliases" usage)
+
+let fizz = true
+let buzz = true
+
+for i in 1...100 {
+    switch (i % 3 == 0, i % 5 == 0) {
+    case (fizz, buzz):
+        print("FizzBuzz")
+    case (fizz, _):
+        print("Fizz")
+    case (_, buzz):
+        print("Buzz")
+    default:
+        print(i)
+    }
+}