diff --git a/2022/day7/src/main.rs b/2022/day7/src/main.rs
index c4b3b7f..07e6413 100755
--- a/2022/day7/src/main.rs
+++ b/2022/day7/src/main.rs
@@ -1,3 +1,4 @@
+//not my work
 #![allow(unused_imports)]
 use std::{
     borrow::BorrowMut,