Created and completed Swift Fundamentals

01 Playground Basics/PlaygroundBasics.playground/Pages/Calculations.xcplaygroundpage/Contents.swift

@@ -20,3 +20,9 @@
 //: Next, learn how programmers can leave notes in code.
 //:
 //:[Previous](@previous)  |  page 3 of 7  |  [Next: Comments](@next)
+4 + 5
+9 - 3
+
+
+
+

01 Playground Basics/PlaygroundBasics.playground/Pages/Comments.xcplaygroundpage/Contents.swift

@@ -19,3 +19,9 @@
 //: Take a deep breath and move on to the next page.
 //:
 //:[Previous](@previous)  |  page 4 of 7  |  [Next: When Things Go Wrong 😰](@next)
+/* HELLO
+ THIS
+ IS
+ HAJAR
+ WRITING
+ */

01 Playground Basics/PlaygroundBasics.playground/Pages/Errors.xcplaygroundpage/Contents.swift

@@ -3,7 +3,8 @@
 //: This playground page, for example, has an error in it.
 //:
 //: 👈 Notice the red error symbol to the left of the line below. This is how a playground tells you where a problem is.
-1000 / 0
+1000 / 10
+
 //: Since there is an error, the playground stops running your code.\
 //: Notice that there are no results displayed in the sidebar. 👉
 2 + 2
@@ -19,3 +20,7 @@
 //: Next, read all about your very recent past.
 //:
 //:[Previous](@previous)  |  page 6 of 7  |  [Next: Wrapup](@next)
+1000 / 5
+
+
+

01 Playground Basics/PlaygroundBasics.playground/Pages/What Is a Playground?.xcplaygroundpage/Contents.swift

@@ -8,25 +8,9 @@
 //:
 //: For negative numbers use the minus sign:
 -1200
-/*:
-Notice how the numbers also show up in the gray area to the right? 👉
-
-That area is called the _results sidebar_. As you add or change code, the playground runs your code again and updates the results in the sidebar.
-
-- experiment:
-    - Click a line of code to move the cursor there.
-    - Type to start editing code.
-    - Change the numbers a few times.
-    - Add a few new numbers, each on a separate line.\
-Notice that every time you make a change the results are updated in the sidebar.
-
-
-
-
-Next, find out how to put the results sidebar to better use.
-
- [Previous](@previous)  |  page 2 of 7  |  [Next: Calculations](@next)
-*/
+5
+5
+4
 
 
 

02 Naming and Indentifiers/Naming.playground/Pages/09-ExerciseShow.xcplaygroundpage/Contents.swift

@@ -22,7 +22,14 @@
 (150 * 10) - (1000 + 40)
 //: - callout(Exercise): Using the code above as a reference, use let statements to define constants to better solve your friend’s problem.\
 //:Add your code below. To help you get started, the constant `numberOfTickets` is already defined. 
-let numberOfTickets = 150
 
 //:
 //:[Previous](@previous)  |  page 10 of 14  |  [Next: Exercise: Lottery Tickets](@next)
+let numberOfTickets = 150
+let TicketPrice = 10
+let RoomRentalFee = 1000
+let PosterCost = 40
+let TotalTicketValue = 150 * 10
+let TotalExpenses = 1000 + 40
+let TotalIncomeOfShow = (150 * 10) - (1000 + 40)
+

02 Naming and Indentifiers/Naming.playground/Pages/10-ExerciseLottery.xcplaygroundpage/Contents.swift

@@ -31,3 +31,23 @@ let programmersCut = profit / 10 // This is the answer you want to get over 100!
 let friendsCut = profit - programmersCut
 
 //:[Previous](@previous)  |  page 11 of 14  |  [Next: Exercise: What Fits on Your iPhone?](@next)
+let theTicketsSold = 900
+let theTicketPrice = 3
+let thePrintingCosts = 18
+let theAdvertising = 40
+
+// Total takings
+let theTotalTakings = theTicketPrice * theTicketsSold
+
+// Jackpot
+let Thejackpot = theTotalTakings / 2
+
+// Expenses
+let TheTotalExpenses = thePrintingCosts + theAdvertising
+
+// Profit
+let TheProfit = theTotalTakings - Thejackpot - TheTotalExpenses
+
+// Distribution
+let theProgrammersCut = TheProfit / 10 // This is the answer you want to get over 100! 👉
+let theFriendsCut = TheProfit - theProgrammersCut

02 Naming and Indentifiers/Naming.playground/Pages/11-ExerciseiPhone.xcplaygroundpage/Contents.swift

@@ -16,8 +16,10 @@
  _Hint_: Do all of your calculations in megabytes (MB).
 */
 
-
-
-
-
 //:[Previous](@previous)  |  page 12 of 14  |  [Next: Exercise: Fixing Your Morning](@next)
+let IphoneStorage = 8 * 1000 // convert from GB to MB
+let IphoneOcuppiedStorage = 3 * 1000 //convert from GB to MB
+let IphoneFreeStorage = IphoneStorage - IphoneOcuppiedStorage
+let OneMinute = 150
+let MinutesTakenToFullStorage = OneMinute * IphoneFreeStorage
+

02 Naming and Indentifiers/Naming.playground/Pages/12-ExerciseMorning.xcplaygroundpage/Contents.swift

@@ -5,7 +5,7 @@
 
  - callout(Exercise): Create a constant for each activity you do in the morning before leaving home: things like `brushTeeth`, `uploadPhotos`, `chooseClothes`, `shower`, `goJogging`, `finishHomework`, `fixLunch`, and so on. Think about how many minutes each activity usually takes, and assign that value to each constant.
  */
-let brushTeeth = 3
+
 // Add more here...
 
 //: - callout(Exercise): Find the total time of all the activities by adding up the constants. Try to adjust the values or add more activities until the total time looks reasonably close to the actual amount of time you spend getting ready on an average day.
@@ -20,6 +20,7 @@ let brushTeeth = 3
 
 
 
+
 /*:
  See what happens to your total time spent getting ready if you tweak the durations of the different activities. How short of a shower would you have to take in order to have more time to message your friends? Or go for a longer run? How much more time would you need if you decided to spend as long as you wanted doing all the activities you like best?
 
@@ -31,3 +32,24 @@ let brushTeeth = 3
 
 
 //:[Previous](@previous)  |  page 13 of 14  |  [Next: Exercise: Good Names](@next)
+//1st ex
+let brushTeeth = 2
+let uploadPhotos = 0
+let chooseClothes = 10
+let shower = 15
+let goJogging = 20
+let finishHomework = 50
+let fixLunch = 10
+
+
+//2nd ex
+let totalTime = brushTeeth + uploadPhotos + chooseClothes + shower + goJogging + finishHomework + fixLunch
+
+
+//3rd ex:
+let thingsIhaveToDo = shower + brushTeeth + finishHomework
+let thingsIlikeToDo = goJogging + chooseClothes + uploadPhotos
+let thingsIhateToDo = fixLunch
+
+
+

02 Naming and Indentifiers/Naming.playground/Pages/13-ExerciseNaming.xcplaygroundpage/Contents.swift

@@ -41,3 +41,15 @@ let rhso = co - lhso
  _THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE._
  */
 //:[Previous](@previous)  |  page 14 of 14
+let CountOfOranges = 14
+let CountOfWatermelons = 3
+let OrangesWeight = 100
+let WatermelonsWeight = 200
+let TotalOranges = CountOfOranges *  OrangesWeight
+let TotalWatermelons = CountOfWatermelons * WatermelonsWeight
+let Total = OrangesWeight + WatermelonsWeight
+let EachSide = Total / 2
+let LeftHandSideOranges = EachSide / OrangesWeight
+let RightHandSideOranges = CountOfOranges - LeftHandSideOranges
+
+

02 Naming and Indentifiers/Naming.playground/Pages/Identifiers.xcplaygroundpage/Contents.swift

@@ -12,9 +12,16 @@ let numberOfTurtles = 2 + 1
 
 let numberOfHamsters = 1 + 1
 
-let totalNumberOfAnimals = numberOfDogs + numberOfCats + numberOfTurtles + numberOfHamsters
+let numberOfPigs = 1
+
+let numberOfFishes = 1
+
+let numberOfSnakes = 1
+
+let totalNumberOfAnimals = numberOfDogs + numberOfCats + numberOfTurtles + numberOfHamsters + numberOfPigs + numberOfFishes + numberOfSnakes
+
+let totalNumberOfMammals = numberOfDogs + numberOfCats + numberOfHamsters + numberOfPigs
 
-let totalNumberOfMammals = numberOfDogs + numberOfCats + numberOfHamsters
 
 //: - experiment: There are even more changes in the pets expected at the pet show.\
 //:To add new kinds of animals, add new lines of code that define new constants. (To add a new line of code just click on a blank line in the area above and start typing.)

02 Naming and Indentifiers/Naming.playground/Pages/Naming Things.xcplaygroundpage/Contents.swift

@@ -35,3 +35,14 @@ let totalNumberOfMammals = numberOfDogs + numberOfCats + numberOfHamsters
 //: Once you’re finished experimenting, move ahead.
 //:
 //:[Previous](@previous)  |  page 4 of 14  |  [Next: Typing Names and Autocompletion](@next)
+let TheNumberOfDogs = 6 + 2
+
+let TheNumberOfCats = 5 - 1
+
+let TheNumberOfTurtles = 2 + 1
+
+let TheNumberOfHamsters = 1 + 1
+
+let TheTotalNumberOfAnimals = TheNumberOfDogs + TheNumberOfCats + TheNumberOfTurtles + TheNumberOfHamsters
+let TheTotalNumberOfMammals = TheNumberOfDogs  + TheNumberOfCats + TheNumberOfHamsters
+

02 Naming and Indentifiers/Naming.playground/Pages/Pet Problem.xcplaygroundpage/Contents.swift

@@ -34,3 +34,22 @@
 //:  Could there be a better way to solve this problem? Think about it for a minute or two, then move on.
 //:
 //:[Previous](@previous)  |  page 2 of 14  |  [Next: Pet Problem Recap](@next)
+// Number Of Dogs
+6
+
+// Number Of Cats
+5
+
+// Number Of Turtles
+2
+
+// Number Of Hamsters
+1
+
+// Total Number Of Animals
+6 + 5 + 2 + 1
+
+// Total Number Of Mammals
+6 + 5 + 1
+
+

03 Strings/Strings.playground/Pages/Combining Strings.xcplaygroundpage/Contents.swift

@@ -35,3 +35,24 @@ let finishedMessage = username + " " + likesYourPostMessage
 //: Next, find out how building strings by adding them can get complicated.
 //:
 //:[Previous](@previous)  |  page 5 of 16  |  [Next: Fill In The Blanks](@next)
+// Declare a firstName constant
+
+let firstName : String = "Hajar" //by defult the compiler will know its a string from the double quotation but i write (: Sring) just in case :)
+
+
+// Declare a lastName constant
+
+let lastName : String = "Alatawi"
+
+
+// Combine the strings into a fullName constant
+
+let fullName : String =  firstName + " " + lastName
+
+
+// Combine your first name with likesYourPostMessage
+
+let likesYourPostMessage2 : String = "\(firstName) likes your post"
+
+
+

03 Strings/Strings.playground/Pages/Defining Strings.xcplaygroundpage/Contents.swift

@@ -9,10 +9,14 @@ let traditionalGreeting = "Hello, world!"
 //: - experiment: Practice by declaring `favoriteMovie` and `favoriteSong` string constants for your favorite movie and song:
 // Declare a favoriteMovie constant
 
-
 // Declare a favoriteSong constant
 
 
 //: Next, take a string-based trip around the world.
 //:
 //:[Previous](@previous)  |  page 3 of 16  |  [Next: Unicode](@next)
+// Declare a favoriteMovie constant
+let favoriteMovie = "Home Alone"
+
+// Declare a favoriteSong constant
+let favoriteSong = "Imagine by: John Lennon"

03 Strings/Strings.playground/Pages/Exercise-A Restaurant.xcplaygroundpage/Contents.swift

@@ -26,6 +26,7 @@ let customerOrderSix = "小笼包"
 - callout(Exercise):
  Make sure the server repeats the order correctly *without* copying and pasting or retyping any of the orders.
  */
+
 let serverResponseToTableTwo = "Let me make sure I've got this right: <Enter the Order Here>"
 
 let tableTwoResponse = "Perfect, merci bien."
@@ -34,3 +35,39 @@ let tableTwoResponse = "Perfect, merci bien."
 
 //:
 //:[Previous](@previous)  |  page 14 of 16  |  [Next: Exercise: Go! Fight! Win!](@next)
+// T1:
+
+let theserverResponseToTableOne = "Let me make sure I've got this right: \(customerOrderOne). Is that everything?"
+
+let tableOneResponse1 = "Yes, thank you!"
+
+
+// T2:
+
+let theserverResponseToTableTwo = "Let me make sure I've got this right: \(customerOrderTwo). Is that everything?"
+
+let tableTwoResponse2 = "Perfect, merci bien."
+
+
+// T3:
+let serverResponseToTableThree = "Let me make sure I've got this right: \(customerOrderThree) . Is that everything?"
+
+let tableThreeResponse = "yeah, thanks!"
+
+// T4:
+
+let serverResponseToTableFour = "Let me make sure I've got this right: \(customerOrderFour) . Is that everything?"
+
+let tableFourResponse = "Yes, thank you!"
+
+// T5:
+
+let serverResponseToTableFive = "Let me make sure I've got this right: \(customerOrderFive) . Is that everything?"
+
+let tableFiveResponse = "Yup, thanks!"
+
+// T6:
+
+let serverResponseToTableSix = "Let me make sure I've got this right: \(customerOrderSix) . Is that everything?"
+
+let tableSixResponse = "yes, thanks!"

03 Strings/Strings.playground/Pages/Exercise-Displaying Values.xcplaygroundpage/Contents.swift

@@ -31,3 +31,11 @@
  _THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE._
  */
 //:[Previous](@previous)  |  page 16 of 16
+let IphoneStorage = 8 * 1000 // convert from GB to MB
+let IphoneOcuppiedStorage = 3 * 1000 //convert from GB to MB
+let IphoneFreeStorage = IphoneStorage - IphoneOcuppiedStorage
+let OneMinute = 150
+let MinutesTakenToFullStorage = OneMinute * IphoneFreeStorage
+let result = "You can record \(MinutesTakenToFullStorage) more minutes of video."
+print (result)
+

03 Strings/Strings.playground/Pages/Exercise-Go! Fight! Win!.xcplaygroundpage/Contents.swift

@@ -26,3 +26,9 @@ let song = "\(refrain)\n\(refrain)\nYes, \(refrain)"
 
 //:
 //:[Previous](@previous)  |  page 15 of 16 |  [Next: Exercise: Displaying Values](@next)
+let theschoolName = "King Abdulaziz"
+let refrain_ = "hmm hmm HMMM hm-hmm \(theschoolName) hmm hmm HMMMMM"
+
+let thesong = "\(refrain_)\n\(refrain_)\nYes, \(refrain_)"
+
+print(thesong)

03 Strings/Strings.playground/Pages/Exercise-Making a List.xcplaygroundpage/Contents.swift

@@ -13,9 +13,14 @@ let newline = "Making new lines"
  - experiment: Make a new string constant that is a list of the things you’ve learned, with each entry on a new line. Make sure you add the result to the playground page so that you can see the list properly.
  */
 
-
-
-
-
 //:
 //:[Previous](@previous)  |  page 13 of 16  |  [Next: Exercise: A Restaurant](@next)
+let thignsIHaveLearned = """
+\(constants)
+\(unicode)
+\(combining)
+\(interpolation)
+\(escaping)
+\(newline)
+"""
+print (thignsIHaveLearned)