diff --git a/Algo/B2/Exercises/Repetitive tutorial.md b/Algo/B2/Exercises/Repetitive tutorial.md
index c546d00..da1091f 100644
--- a/Algo/B2/Exercises/Repetitive tutorial.md	
+++ b/Algo/B2/Exercises/Repetitive tutorial.md	
@@ -48,9 +48,11 @@ def multiplication2(x: int, y: int) -> int:
 
 def multiplication2(x: int, y: int) -> int:
 	if x < 0 and y < 0:
-		return multiplication(-x, -y) * (-1)
+		return multiplication(-x, -y)
 	elif y < 0:
-		return multiplication(x, -y) * (-1)
+		return -multiplication(x, -y)
+	elif x < 0:
+		return -multiplication(-x, y)
 	else
 		return multiplication(x, y)
 ```