From dcf93c51f5439c8afc324c6bd99fa0ab7356a2cf Mon Sep 17 00:00:00 2001
From: Arkitu <arkitu@noreply.localhost>
Date: Tue, 23 Dec 2025 10:41:39 +0000
Subject: [PATCH] fix

---
 dm5/lib/lib.ml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dm5/lib/lib.ml b/dm5/lib/lib.ml
index 2ffe31a..b75db38 100644
--- a/dm5/lib/lib.ml
+++ b/dm5/lib/lib.ml
@@ -4,7 +4,7 @@ let zip ta tb = Array.map2 (fun a b -> a,b) ta tb;;
 (* Exercice 1 *)
 let tirette t =
   let n = Array.length t in
-  Array.init (n/2) (fun i -> t.(i) + t.(n-i))
+  Array.init (n/2) (fun i -> t.(i) + t.(n-i-1))
 ;;
 
 (* Exercice 2 *)