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/12/MathTest/Main.jack | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100644 projects/12/MathTest/Main.jack

(limited to 'projects/12/MathTest/Main.jack')

diff --git a/projects/12/MathTest/Main.jack b/projects/12/MathTest/Main.jack
new file mode 100644
index 0000000..de5cec2
--- /dev/null
+++ b/projects/12/MathTest/Main.jack
@@ -0,0 +1,35 @@
+// 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/MathTest/Main.jack
+
+/** Test program for the OS Math class. */
+class Main {
+
+    /** Performs various mathematical operations, using calls to the Math class methods. */
+    function void main() {
+        var Array r;          // stores the test results;
+        
+        let r = 8000;
+    
+        let r[0] = 2 * 3;                  // 6
+        let r[1] = r[0] * (-30);           // 6 * (-30) = -180
+        let r[2] = r[1] * 100;             // (-180) * 100 = -18000
+        let r[3] = 1 * r[2];               // 1 * (-18000) = -18000
+        let r[4] = r[3] * 0;               // 0
+        
+        let r[5] = 9 / 3;                  // 3
+        let r[6] = (-18000) / 6;           // -3000
+        let r[7] = 32766 / (-32767);       // 0
+        
+        let r[8] = Math.sqrt(9);           // 3
+        let r[9] = Math.sqrt(32767);       // 181
+        
+        let r[10] = Math.min(345, 123);    // 123
+        let r[11] = Math.max(123, -345);   // 123
+        let r[12] = Math.abs(27);          // 27
+        let r[13] = Math.abs(-32767);      // 32767
+        
+        return;
+    }
+}
-- 
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