diff options
author | Yuchen Pei <me@ypei.me> | 2017-11-29 12:30:41 +0100 |
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committer | Yuchen Pei <me@ypei.me> | 2017-11-29 12:30:41 +0100 |
commit | a000308104aab27c2dde9a306f1bc654b2db4806 (patch) | |
tree | aecc628e14c1628b5714281437aba18680cdc27b /projects/10/ArrayTest/Main.jack |
first commit
Diffstat (limited to 'projects/10/ArrayTest/Main.jack')
-rw-r--r-- | projects/10/ArrayTest/Main.jack | 38 |
1 files changed, 38 insertions, 0 deletions
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;
+ }
+}
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