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 ++++++ projects/10/ArrayTest/Main.xml | 286 ++++++++++++++++++++++++++++++++++++++++ projects/10/ArrayTest/MainT.xml | 142 ++++++++++++++++++++ 3 files changed, 466 insertions(+) create mode 100644 projects/10/ArrayTest/Main.jack create mode 100644 projects/10/ArrayTest/Main.xml create mode 100644 projects/10/ArrayTest/MainT.xml (limited to 'projects/10/ArrayTest') 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; + } +} diff --git a/projects/10/ArrayTest/Main.xml b/projects/10/ArrayTest/Main.xml new file mode 100644 index 0000000..0ea96df --- /dev/null +++ b/projects/10/ArrayTest/Main.xml @@ -0,0 +1,286 @@ + + 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 + ; + + + } + + + } + diff --git a/projects/10/ArrayTest/MainT.xml b/projects/10/ArrayTest/MainT.xml new file mode 100644 index 0000000..68721ec --- /dev/null +++ b/projects/10/ArrayTest/MainT.xml @@ -0,0 +1,142 @@ + + 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