diff --git a/.hash b/.hash
index 581420f..8872786 100644
--- a/.hash
+++ b/.hash
@@ -8,6 +8,6 @@ fundamentals-of-ai-and-kr/module2,400dfd1
 fundamentals-of-ai-and-kr/module3,400dfd1
 image-processing-and-computer-vision/module1,c7de118
 languages-and-algorithms-for-ai/module2,6a33527
-languages-and-algorithms-for-ai/module3,4880279
+languages-and-algorithms-for-ai/module3,9dbb182
 machine-learning-and-data-mining,400dfd1
 statistical-and-mathematical-methods-for-ai,400dfd1
diff --git a/languages-and-algorithms-for-ai/module3/laai3.pdf b/languages-and-algorithms-for-ai/module3/laai3.pdf
index 43007a1..05b551b 100644
Binary files a/languages-and-algorithms-for-ai/module3/laai3.pdf and b/languages-and-algorithms-for-ai/module3/laai3.pdf differ