rearranged the dir for github

- removed tools and pdfs
- rearranged the projects dirs
- added md files
- other minor changes

1 files changed, 26 insertions, 0 deletions

diff --git a/jackos/Array.jack b/jackos/Array.jack
new file mode 100644
index 0000000..343c25c
--- /dev/null
+++ b/jackos/Array.jack
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+// This file is part of www.nand2tetris.org

+// and the book "The Elements of Computing Systems"

+// by Nisan and Schocken, MIT Press.

+// File name: projects/12/Array.jack

+

+/**

+ * Represents an array.

+ * In the Jack language, arrays are instances of the Array class.

+ * Once declared, the array entries can be accessed using the usual

+ * syntax arr[i]. Each array entry can hold a primitive data type as 

+ * well as any object type. Different array entries can have different 

+ * data types.

+ */

+class Array {

+

+    /** Constructs a new Array of the given size. */

+    function Array new(int size) {

+        return Memory.alloc(size);

+    }

+

+    /** Disposes this array. */

+    method void dispose() {

+        do Memory.deAlloc(this);

+        return;

+    }

+}