From a000308104aab27c2dde9a306f1bc654b2db4806 Mon Sep 17 00:00:00 2001
From: Yuchen Pei <me@ypei.me>
Date: Wed, 29 Nov 2017 12:30:41 +0100
Subject: first commit

---
 projects/11/Average/Main.jack | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 projects/11/Average/Main.jack

(limited to 'projects/11/Average/Main.jack')

diff --git a/projects/11/Average/Main.jack b/projects/11/Average/Main.jack
new file mode 100644
index 0000000..d560bf1
--- /dev/null
+++ b/projects/11/Average/Main.jack
@@ -0,0 +1,29 @@
+// 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/11/Average/Main.jack
+
+// (Same as projects/09/Average/Main.jack)
+
+// Inputs some numbers and computes their average
+class Main {
+   function void main() {
+     var Array a; 
+     var int length;
+     var int i, sum;
+
+     let length = Keyboard.readInt("How many numbers? ");
+     let a = Array.new(length); // constructs the array
+     
+     let i = 0;
+     while (i < length) {
+        let a[i] = Keyboard.readInt("Enter a number: ");
+        let sum = sum + a[i];
+        let i = i + 1;
+     }
+     
+     do Output.printString("The average is ");
+     do Output.printInt(sum / length);
+     return;
+   }
+}
-- 
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