diff --git a/src/content/01-topics/03-conditions-loops/4-ProfessorSlides.md b/src/content/01-topics/03-conditions-loops/4-ProfessorSlides.md
index 3f57727..2afa732 100644
--- a/src/content/01-topics/03-conditions-loops/4-ProfessorSlides.md
+++ b/src/content/01-topics/03-conditions-loops/4-ProfessorSlides.md
@@ -1,6 +1,11 @@
 ## 🔗 Download
-- [Download PDF](INSERT_DOWNLOAD_URL_HERE)
+- [Download PDF - Lecture 02](https://drive.usercontent.google.com/u/0/uc?id=17PLzev-2mQHzumFr6PTTppwZGwiUAXYg&export=download)
+- [Download PDF - Lecture 03](https://drive.usercontent.google.com/u/0/uc?id=1crbTjI8Ir_86eapQoxRsH1mLE-ygBOH6&export=download)
 ## View PDF Online
-<iframe src="https://docs.google.com/gview?embedded=true&url=INSERT_DOWNLOAD_URL_HERE" width="100%" height="700px" frameborder="0"> </iframe>
+### Lecture 02
+<iframe src="https://docs.google.com/gview?embedded=true&url=https://drive.usercontent.google.com/u/0/uc?id=17PLzev-2mQHzumFr6PTTppwZGwiUAXYg&export=download" width="100%" height="700px" frameborder="0"> </iframe>
 
 
+### Lecture 03
+<iframe src="https://docs.google.com/gview?embedded=true&url=https://drive.usercontent.google.com/u/0/uc?id=1crbTjI8Ir_86eapQoxRsH1mLE-ygBOH6&export=download" width="100%" height="700px" frameborder="0"> </iframe>
+