project10 - template

10/ArrayTest/Main.jack

@@ -0,0 +1,38 @@
+// 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/10/ArrayTest/Main.jack
+
+// (same as projects/9/Average/Main.jack)
+
+/** Computes the average of a sequence of integers. */
+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);
+	let i = 0;
+	
+	while (i < length) {
+	    let a[i] = Keyboard.readInt("ENTER THE NEXT NUMBER: ");
+	    let i = i + 1;
+	}
+	
+	let i = 0;
+	let sum = 0;
+	
+	while (i < length) {
+	    let sum = sum + a[i];
+	    let i = i + 1;
+	}
+	
+	do Output.printString("THE AVERAGE IS: ");
+	do Output.printInt(sum / length);
+	do Output.println();
+	
+	return;
+    }
+}