From 971e5e8c8235c5c9f0a937c3208175c3845714cf Mon Sep 17 00:00:00 2001
From: LukePetruzzi <lukepetruzzi@gmail.com>
Date: Sun, 22 May 2016 22:34:20 -0400
Subject: [PATCH] Add files via upload

---
 .../Contents.swift                            |  19 ++++++++++++
 .../contents.xcplayground                     |   4 +++
 .../contents.xcworkspacedata                  |   7 +++++
 .../UserInterfaceState.xcuserstate            | Bin 0 -> 8529 bytes
 .../Contents.swift                            |  24 ++++++++++++++++
 .../contents.xcplayground                     |   4 +++
 .../contents.xcworkspacedata                  |   7 +++++
 .../UserInterfaceState.xcuserstate            | Bin 0 -> 8524 bytes
 .../Contents.swift                            |  15 ++++++++++
 .../contents.xcplayground                     |   4 +++
 .../contents.xcworkspacedata                  |   7 +++++
 .../UserInterfaceState.xcuserstate            | Bin 0 -> 8408 bytes
 swiftNinjaProgress                            |   9 ++++++
 .../Contents.swift                            |  27 ++++++++++++++++++
 .../contents.xcplayground                     |   4 +++
 .../contents.xcworkspacedata                  |   7 +++++
 .../UserInterfaceState.xcuserstate            | Bin 0 -> 8408 bytes
 17 files changed, 138 insertions(+)
 create mode 100644 swiftNinjaChallenge1.playground/Contents.swift
 create mode 100644 swiftNinjaChallenge1.playground/contents.xcplayground
 create mode 100644 swiftNinjaChallenge1.playground/playground.xcworkspace/contents.xcworkspacedata
 create mode 100644 swiftNinjaChallenge1.playground/playground.xcworkspace/xcuserdata/lukepetruzzi.xcuserdatad/UserInterfaceState.xcuserstate
 create mode 100644 swiftNinjaChallenge3.playground/Contents.swift
 create mode 100644 swiftNinjaChallenge3.playground/contents.xcplayground
 create mode 100644 swiftNinjaChallenge3.playground/playground.xcworkspace/contents.xcworkspacedata
 create mode 100644 swiftNinjaChallenge3.playground/playground.xcworkspace/xcuserdata/lukepetruzzi.xcuserdatad/UserInterfaceState.xcuserstate
 create mode 100644 swiftNinjaChallenge4.playground/Contents.swift
 create mode 100644 swiftNinjaChallenge4.playground/contents.xcplayground
 create mode 100644 swiftNinjaChallenge4.playground/playground.xcworkspace/contents.xcworkspacedata
 create mode 100644 swiftNinjaChallenge4.playground/playground.xcworkspace/xcuserdata/lukepetruzzi.xcuserdatad/UserInterfaceState.xcuserstate
 create mode 100644 swiftNinjaProgress
 create mode 100644 swiftNinjachallenge2.playground/Contents.swift
 create mode 100644 swiftNinjachallenge2.playground/contents.xcplayground
 create mode 100644 swiftNinjachallenge2.playground/playground.xcworkspace/contents.xcworkspacedata
 create mode 100644 swiftNinjachallenge2.playground/playground.xcworkspace/xcuserdata/lukepetruzzi.xcuserdatad/UserInterfaceState.xcuserstate

diff --git a/swiftNinjaChallenge1.playground/Contents.swift b/swiftNinjaChallenge1.playground/Contents.swift
new file mode 100644
index 0000000..dde689a
--- /dev/null
+++ b/swiftNinjaChallenge1.playground/Contents.swift
@@ -0,0 +1,19 @@
+//: Playground - noun: a place where people can play
+
+import UIKit
+
+// Your first challenge is to write a function that takes two variables (of any type) as
+// parameters and swaps their values.
+// Need to use inout keyword so that the values can be changed outside of the function scope.
+func swapper<Type>(inout a: Type, inout _ b: Type)
+{
+    (a, b) = (b, a)
+}
+
+var a = "first"
+var b = "second"
+// Call the function
+swapper(&a, &b)
+
+print(a)
+print(b)
diff --git a/swiftNinjaChallenge1.playground/contents.xcplayground b/swiftNinjaChallenge1.playground/contents.xcplayground
new file mode 100644
index 0000000..5da2641
--- /dev/null
+++ b/swiftNinjaChallenge1.playground/contents.xcplayground
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<playground version='5.0' target-platform='ios'>
+    <timeline fileName='timeline.xctimeline'/>
+</playground>
\ No newline at end of file
diff --git a/swiftNinjaChallenge1.playground/playground.xcworkspace/contents.xcworkspacedata b/swiftNinjaChallenge1.playground/playground.xcworkspace/contents.xcworkspacedata
new file mode 100644
index 0000000..919434a
--- /dev/null
+++ b/swiftNinjaChallenge1.playground/playground.xcworkspace/contents.xcworkspacedata
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:">
+   </FileRef>
+</Workspace>
diff --git a/swiftNinjaChallenge1.playground/playground.xcworkspace/xcuserdata/lukepetruzzi.xcuserdatad/UserInterfaceState.xcuserstate b/swiftNinjaChallenge1.playground/playground.xcworkspace/xcuserdata/lukepetruzzi.xcuserdatad/UserInterfaceState.xcuserstate
new file mode 100644
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diff --git a/swiftNinjaChallenge3.playground/Contents.swift b/swiftNinjaChallenge3.playground/Contents.swift
new file mode 100644
index 0000000..81ddc5d
--- /dev/null
+++ b/swiftNinjaChallenge3.playground/Contents.swift
@@ -0,0 +1,24 @@
+//: Playground - noun: a place where people can play
+
+import UIKit
+
+// Single return statement.
+func sumAny(anys: Any...) -> String {
+    return String((anys.map({item in
+        switch item {
+        case "" as String, 0 as Int:
+            return -10
+        case let s as String where Int(s) > 0:
+            return Int(s)!
+        case is Int:
+            return item as! Int
+        default:
+            return 0
+        }
+    }) as [Int]).reduce(0) {
+        // Reformat to String
+        $0 + $1
+        })
+}
+
+sumAny(5, "5", "dad?", "5.0")
diff --git a/swiftNinjaChallenge3.playground/contents.xcplayground b/swiftNinjaChallenge3.playground/contents.xcplayground
new file mode 100644
index 0000000..5da2641
--- /dev/null
+++ b/swiftNinjaChallenge3.playground/contents.xcplayground
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<playground version='5.0' target-platform='ios'>
+    <timeline fileName='timeline.xctimeline'/>
+</playground>
\ No newline at end of file
diff --git a/swiftNinjaChallenge3.playground/playground.xcworkspace/contents.xcworkspacedata b/swiftNinjaChallenge3.playground/playground.xcworkspace/contents.xcworkspacedata
new file mode 100644
index 0000000..919434a
--- /dev/null
+++ b/swiftNinjaChallenge3.playground/playground.xcworkspace/contents.xcworkspacedata
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:">
+   </FileRef>
+</Workspace>
diff --git a/swiftNinjaChallenge3.playground/playground.xcworkspace/xcuserdata/lukepetruzzi.xcuserdatad/UserInterfaceState.xcuserstate b/swiftNinjaChallenge3.playground/playground.xcworkspace/xcuserdata/lukepetruzzi.xcuserdatad/UserInterfaceState.xcuserstate
new file mode 100644
index 0000000000000000000000000000000000000000..f3e846758afbc47e559d4e805db12145f14a150e
GIT binary patch
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diff --git a/swiftNinjaChallenge4.playground/Contents.swift b/swiftNinjaChallenge4.playground/Contents.swift
new file mode 100644
index 0000000..39711b6
--- /dev/null
+++ b/swiftNinjaChallenge4.playground/Contents.swift
@@ -0,0 +1,15 @@
+//: Playground - noun: a place where people can play
+
+import UIKit
+
+// Resursvely count from from to to
+func countFrom(from: Int, to: Int)
+{
+    print(from, terminator: "")
+
+    if (from < to) {
+        countFrom(from + 1, to: to)
+    }
+}
+
+countFrom(1, to: 5)
diff --git a/swiftNinjaChallenge4.playground/contents.xcplayground b/swiftNinjaChallenge4.playground/contents.xcplayground
new file mode 100644
index 0000000..5da2641
--- /dev/null
+++ b/swiftNinjaChallenge4.playground/contents.xcplayground
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<playground version='5.0' target-platform='ios'>
+    <timeline fileName='timeline.xctimeline'/>
+</playground>
\ No newline at end of file
diff --git a/swiftNinjaChallenge4.playground/playground.xcworkspace/contents.xcworkspacedata b/swiftNinjaChallenge4.playground/playground.xcworkspace/contents.xcworkspacedata
new file mode 100644
index 0000000..919434a
--- /dev/null
+++ b/swiftNinjaChallenge4.playground/playground.xcworkspace/contents.xcworkspacedata
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:">
+   </FileRef>
+</Workspace>
diff --git a/swiftNinjaChallenge4.playground/playground.xcworkspace/xcuserdata/lukepetruzzi.xcuserdatad/UserInterfaceState.xcuserstate b/swiftNinjaChallenge4.playground/playground.xcworkspace/xcuserdata/lukepetruzzi.xcuserdatad/UserInterfaceState.xcuserstate
new file mode 100644
index 0000000000000000000000000000000000000000..2eccc40c0c0f1820347fd2cf99f828baf3d8eb1e
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diff --git a/swiftNinjaProgress b/swiftNinjaProgress
new file mode 100644
index 0000000..0e6b830
--- /dev/null
+++ b/swiftNinjaProgress
@@ -0,0 +1,9 @@
+challenge 1:
+	2 stars
+challenge 2:
+	3 stars
+challenge 3:
+	1 star
+challenge 4:
+	2 stars
+	
\ No newline at end of file
diff --git a/swiftNinjachallenge2.playground/Contents.swift b/swiftNinjachallenge2.playground/Contents.swift
new file mode 100644
index 0000000..30dc2b2
--- /dev/null
+++ b/swiftNinjachallenge2.playground/Contents.swift
@@ -0,0 +1,27 @@
+//: Playground - noun: a place where people can play
+
+import UIKit
+
+// Concetenate the arguments if they exist. 
+func flexStrings(s1: String?=nil, _ s2: String?=nil) -> String
+{
+    if s1 == nil {
+        return "none"
+    }
+    else if s2 == nil{
+        return s1!
+    }
+    else {
+        return s1! + s2!
+    }
+}
+
+// Their faster implementation
+func betterFlexStrings(s1: String = "", _ s2: String = "") -> String {
+    return s1 + s2 == "" ? "none": s1 + s2
+}
+
+var s1 = "One", s2 = "Two"
+
+print(flexStrings(s1, s2))
+
diff --git a/swiftNinjachallenge2.playground/contents.xcplayground b/swiftNinjachallenge2.playground/contents.xcplayground
new file mode 100644
index 0000000..5da2641
--- /dev/null
+++ b/swiftNinjachallenge2.playground/contents.xcplayground
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<playground version='5.0' target-platform='ios'>
+    <timeline fileName='timeline.xctimeline'/>
+</playground>
\ No newline at end of file
diff --git a/swiftNinjachallenge2.playground/playground.xcworkspace/contents.xcworkspacedata b/swiftNinjachallenge2.playground/playground.xcworkspace/contents.xcworkspacedata
new file mode 100644
index 0000000..919434a
--- /dev/null
+++ b/swiftNinjachallenge2.playground/playground.xcworkspace/contents.xcworkspacedata
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Workspace
+   version = "1.0">
+   <FileRef
+      location = "self:">
+   </FileRef>
+</Workspace>
diff --git a/swiftNinjachallenge2.playground/playground.xcworkspace/xcuserdata/lukepetruzzi.xcuserdatad/UserInterfaceState.xcuserstate b/swiftNinjachallenge2.playground/playground.xcworkspace/xcuserdata/lukepetruzzi.xcuserdatad/UserInterfaceState.xcuserstate
new file mode 100644
index 0000000000000000000000000000000000000000..f51f43df535ab9565aec045cb654a139a5558bbf
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