From a000308104aab27c2dde9a306f1bc654b2db4806 Mon Sep 17 00:00:00 2001 From: Yuchen Pei Date: Wed, 29 Nov 2017 12:30:41 +0100 Subject: first commit --- projects/10/ArrayTest/Main.jack | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 projects/10/ArrayTest/Main.jack (limited to 'projects/10/ArrayTest/Main.jack') diff --git a/projects/10/ArrayTest/Main.jack b/projects/10/ArrayTest/Main.jack new file mode 100644 index 0000000..aa237b1 --- /dev/null +++ b/projects/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 + +// (identical to projects/09/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; + } +} -- cgit v1.2.3