From 3c4b51d3786a3365186d0221bc0da97176a90130 Mon Sep 17 00:00:00 2001
From: Alice <alicesunhi@gmail.com>
Date: Tue, 27 Aug 2019 09:01:07 -0700
Subject: [PATCH] array equals

---
 lib/array_equals.rb | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/lib/array_equals.rb b/lib/array_equals.rb
index 58e8369..f6430b9 100644
--- a/lib/array_equals.rb
+++ b/lib/array_equals.rb
@@ -1,5 +1,20 @@
 # Determines if the two input arrays have the same count of elements
 # and the same integer values in the same exact order
 def array_equals(array1, array2)
-  raise NotImplementedError
+  i = 0
+  
+  if array1 == nil && array2 == nil 
+    return true
+  elsif array1 == nil || array2 == nil || array1.length != array2.length
+    return false
+  end
+  
+  while i < array1.length
+    if array1[i] != array2[i]
+      return false
+    end
+    i +=1
+  end
+  
+  return true
 end