diff --git a/index.md b/index.md
index 43e2c3ec66004e96faca2d6afbc5e55b45f485cc..6fd142d7761ca39711b2a3234d98724f5e5b7f11 100644
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@@ -52,6 +52,9 @@ Chaîne *BBB* du cours <https://bbb.hesge.ch/b/ore-xff-hkz-poh>
 
 ## Exercices
 
+### 28.03.2023: Arbres AVL, [HTML](https://malaspinas.academy/prog_seq_c_tp/arbres_avl/index.html), [PDF](https://malaspinas.academy/prog_seq_c_tp/arbres_avl/arbres_avl.pdf), [GIT](https://gitedu.hesge.ch/programmation_sequentielle/travaux_pratiques/c_lang/arbres_avl/enonce)
+
+
 ### 21.03.2023: Tris, [HTML](https://malaspinas.academy/prog_seq_c_tp/tris/index.html), [PDF](https://malaspinas.academy/prog_seq_c_tp/tris/tris.pdf), [GIT](https://gitedu.hesge.ch/programmation_sequentielle/travaux_pratiques/c_lang/tris/enonce)