diff --git a/lib/array_equals.rb b/lib/array_equals.rb
index 58e8369..7d2bdfe 100644
--- a/lib/array_equals.rb
+++ b/lib/array_equals.rb
@@ -1,5 +1,23 @@
 # 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
+  if array1 == nil && array2 != nil
+    return false
+  end
+  if array2 == nil && array1 != nil
+    return false
+  end
+  if array2 == nil && array1 == nil
+    return true
+  end
+
+  if array1.length == array2.length
+    array1.each_with_index do |value, i|
+      if value != array2[i]
+        return false
+      end
+    end
+    return true
+  end
+  return false
 end