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-rw-r--r--lib/Extensions.cs3
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/Extensions.cs b/lib/Extensions.cs
index 3c81f17..312af5d 100644
--- a/lib/Extensions.cs
+++ b/lib/Extensions.cs
@@ -1,5 +1,4 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Linq;
 
 namespace aoc2019.lib