Added a Concatenation example

Bits/bits.shadow

@@ -0,0 +1,63 @@
+import shadow:io@Console;
+
+class bits
+{
+    public main( String[] args ) => ()
+    {
+    	String temp;
+    	Console con;
+
+    	con.print("\nEnter an Integer: ");
+       	(temp, ) = con.readLine();
+       	con.printLine();
+       	int num = temp.toInt();
+
+       	con.print("Do you want to set, unset, or flip a bit? (s, u, f): ");
+       	(temp, ) = con.readLine();
+       	con.printLine();
+       	code choice = temp->codes[0];
+
+       	con.print("Which bit? (0-31): ");
+       	(temp, ) = con.readLine();
+       	con.printLine();
+       	int bit = temp.toInt();
+
+       	if(choice == 's')
+       		bitset(num, bit);
+
+       	else if(choice == 'u')
+       		unset(num, bit);
+
+       	else if(choice == 'f')
+       		flip(num, bit);
+    }
+
+    public bitset(int num, int bit) => ()
+    {
+    	Console con;
+
+    	int temp = 1 << bit;
+    	int new = temp | value;
+    	con.printLine("The result of setting bit " # bit # " in " # num # " is " # new # ".\n");
+
+    }
+
+    public unset(int num, int bit) => ()
+    {
+    	Console con;
+
+    	int temp = 1 << bit;
+    	temp = ~temp;
+    	int new = temp & value;
+    	con.printLine("The result of unsetting bit " # bit # " in " # num # " is " # new # ".\n");
+    }
+
+    public flip(int num, int bit) => ()
+    {
+    	Console con;
+
+    	int temp = 1 << bit;
+    	int new = temp ^ value;
+    	con.printLine("The result of unsetting bit " # bit # " in " # num # " is " # new # ".\n");
+    }
+}

Concatenation/Concatenation.shadow

@@ -0,0 +1,16 @@
+import shadow:io@Console;
+
+class Concatenation
+{
+	public main( String[] args ) => ()
+	{
+	 	Console con;
+
+	 	String count;
+
+	 	count = "One, " # 2 # ", Three, " # 2 + 2 # ", Five, " # 1 + 5 # ", Seven, " # 6 + 2 # ", Nine, " # 7 + 3;
+
+	 	con.printLine("\nLet's count from 1 to " # 4 + 6 # "!\n");
+	 	con.printLine(count # "\n" );
+	}
+}

HelloWorld/HelloWorld.shadow

@@ -5,6 +5,8 @@ class HelloWorld
 {
     public main( String[] args ) => ()
     {
-        Console:instance.printLine("Hello, World!");
+    	Console con;
+
+        con.printLine("Hello, World!");
     }
 }

Input Output/InputOutput.shadow

@@ -4,7 +4,7 @@ class InputOutput
 {
 	public main( String[] args ) => ()
 	 {
-	 	Console con = Console:instance;
+	 	Console con;
 
 	 	String name, school, home, temp;
 	 	int age;

Multiple Return Values/MultipleReturns.shadow

@@ -4,7 +4,7 @@ class MultipleReturns
 {
 	public main( String[] args ) => ()
 	{
-	 	Console con = Console:instance;
+	 	Console con;
 
 	 	String temp, evenOdd;
 	 	int num, squared, half, doubled, factorial;

loops/Loops1.shadow

@@ -4,14 +4,15 @@ class Loops1 {
 
     public main( String[] args ) => ()
     {
+    	Console con;
     	// print out all the agruments passed to this program
         foreach(var i in args) {
-        	Console:instance.printLine("Here's the args: " # i);
+        	con.printLine("Here's the args: " # i);
         }
 
 		int[,] multi = { {1, 2, 3}, {4, 5, 6}, {7, 8, 9} };
-        foreach(int a in multi) {
-        	Console:instance.printLine("Here's the numbers: " # i);
+        foreach(int i in multi) {
+        	con.printLine("Here's the numbers: " # i);
     	}
     }
-}
+}