1 files changed, 3 insertions, 1 deletions
diff --git a/src/lib.rs b/src/lib.rs
index 1bcbd9f..f7591e0 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -3,7 +3,8 @@
     iter_array_chunks,
     array_windows,
     array_chunks,
-    let_chains
+    let_chains,
+    slice_group_by
 )]
 
 pub mod day_01;
@@ -17,6 +18,7 @@ pub mod day_08;
 pub mod day_09;
 pub mod day_10;
 pub mod day_11;
+pub mod day_12;
 
 pub trait Problem {
     const DAY: u8;