From 15eb219a10ae7d27413a853f281b743ccfb06c47 Mon Sep 17 00:00:00 2001
From: Matt Strapp <matt@mattstrapp.net>
Date: Mon, 13 Sep 2021 18:07:08 -0500
Subject: Fix parenthesis

---
 worksheets/a1_textrain.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/worksheets/a1_textrain.md b/worksheets/a1_textrain.md
index 7849594..2f9c64f 100644
--- a/worksheets/a1_textrain.md
+++ b/worksheets/a1_textrain.md
@@ -73,7 +73,7 @@ final int threshold = 128;
 
 // Returns: thresholded color (black or white)
 color thresholdPixel(color inputPixel) {
-  if blue(inputPixel) < threshold {
+  if (blue(inputPixel) < threshold) {
     return color(0);
   } else {
     return color(255);
-- 
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