diff --git a/examen.py b/examen.py
index e6afb2e1c55602c90a84be2397c8c7509d871eab..7e5a04e6fb5cce309db1bfe09d6447d1f9387622 100644
--- a/examen.py
+++ b/examen.py
@@ -1,6 +1,6 @@
 #Imports éventuels
 import itertools as it
-
+import matplotlib as plt
 
 
 #AJouts de fonctions et méthode
@@ -17,18 +17,25 @@ class TabletteChocolat:#création de la classe
         return "Tablette de chocolat de"+str(self.m)+"x"+str(self.n)
 
     def coups_possibles(self):
+        h=()
         g=[]
-        for i in range(self.m):
-            for j in range(self.n):
-                g.append((i,j))
-        return g
+        for h in it.chain(range(self.m),range(self.n)):
+            g.append(h)
+        return
 
     def est_possible(self,i,j):
         if isinstance((i,j),self.coups_possibles()):
             return True
+
+    def coupe(self,i,j):
+        return self.coups_possibles()
+
+
+
+
 #Programme principal
-#if __name__=='main':
-t = TabletteChocolat(3,4)
-g = t.coups_possibles()
-print(t)
-print(g)
\ No newline at end of file
+if True: # __name__=='main':
+    t = TabletteChocolat(3,4)
+    g = t.coups_possibles()
+    print(t)
+    print(g)
\ No newline at end of file