From a25c2abb2de765c07dd4557413a1879e8dbd9f35 Mon Sep 17 00:00:00 2001
From: nobu09 <11857481+nobu09@users.noreply.github.com>
Date: Tue, 5 Dec 2023 08:52:28 +0900
Subject: [PATCH] =?UTF-8?q?=E7=9C=9F=E3=82=93=E4=B8=AD=E3=81=A0=E3=81=91?=
 =?UTF-8?q?=E7=B7=91=E3=81=A7=E6=8F=8F=E7=94=BB=E3=81=99=E3=82=8B?=
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---
 programs/tree.rb | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/programs/tree.rb b/programs/tree.rb
index abb1415..16b536f 100644
--- a/programs/tree.rb
+++ b/programs/tree.rb
@@ -11,10 +11,14 @@ def draw
   noStroke
   
   x = 0
+  y = 0
+
   for xIndex in 0..width
     y = 0
-    fill("green")
     
+    color = (xIndex == 4) ? "green" : "white"
+    fill(color)
+
     for yIndex in 0..height
       if yIndex.even?
         triangle(x, y + $ySlide, x + $xSlide / 2, y, x + $xSlide, y + $ySlide)