diff --git a/lib/array_equals.rb b/lib/array_equals.rb
index 58e8369..978a9af 100644
--- a/lib/array_equals.rb
+++ b/lib/array_equals.rb
@@ -1,5 +1,25 @@
 # 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 true
+  end
+
+  if array1 == nil || array2 == nil
+    return false
+  end
+
+  if array1.length != array2.length
+    return false
+  end
+
+  x = 0
+  while x < array1.length
+    if array1[x] != array2[x]
+      return false
+    end
+    x += 1
+  end
+
+  return true
 end