diff --git a/S2/TP4/tp4.py b/S2/TP4/tp4.py
index 94bd870..e349a02 100644
--- a/S2/TP4/tp4.py
+++ b/S2/TP4/tp4.py
@@ -145,16 +145,14 @@ def tricho(l, a, b, x):
 	while d < f:
 		m1 = (d+f)//3
 		m2 = m1*2
-		if l[m1] < x:
+		if l[m1] >= x:
+			f = m1
+		elif l[m2] >= x:
 			d = m1+1
 			f = m2
-		elif l[m2] < x:
-			d = m2+1
 		else:
-			f = m1
+			d = m2+1
 	est_dedans = x == l[d]
 	return (est_dedans, d if x == l[d] else -1)
 
-
-print(dicho(LEXIQUE, 0, len(LEXIQUE), 'banane'))
-print(tricho(LEXIQUE, 0, len(LEXIQUE), 'banane'))
\ No newline at end of file
+print(tricho(LEXIQUE_TRIE, 0, len(LEXIQUE_TRIE), 'banane'))
\ No newline at end of file