Added slide links to the lectures 9-13.

The 14th lecture is still not linked.

schedule.html

@@ -122,31 +122,31 @@ <h3>Class schedule</h3>
     <tr>
       <td>3/24</td>
       <td>Week 9: Pre-training variants</td>
-      <td><a href="">Lecture 9</a></td>
+      <td><a href="https://docs.google.com/presentation/d/1qQlNMn_-9W_2johTZHvScR3jJP4-XaOL8BXm1IJRCbQ/edit#slide=id.p">Lecture 9</a></td>
       <td></td>
     </tr>
     <tr>
       <td>3/30</td>
       <td>Week 10: Effects of scale in NLP</td>
-      <td><a href="">Lecture 10</a></td>
+      <td><a href="https://docs.google.com/presentation/d/1Go06IuRM6b591wIORoqGP5okADmG2wIRBuHd9uP2Tz4/edit#slide=id.p">Lecture 10</a></td>
       <td></td>
     </tr>
     <tr>
       <td>4/6</td>
-      <td>Week 11</td>
-      <td><a href="">Lecture 11</a></td>
+      <td>Week 11: Long context*</td>
+      <td><a href="https://docs.google.com/presentation/d/19AZr6Jc3RZnsbFjEiqHQXImuXyLjxRTfTFSQ6CfGHeU/edit#slide=id.p">Lecture 11</a></td>
       <td></td>
     </tr>
     <tr>
       <td>4/13</td>
-      <td>Week 12</td>
-      <td><a href="">Lecture 12</a></td>
+      <td>Week 12: Alignment*</td>
+      <td><a href="https://docs.google.com/presentation/d/1bgOL5pzrfxd8ABZxGTRuNOxpMy7b58ytBxOh0cd6eGE/edit#slide=id.p">Lecture 12</a></td>
       <td></td>
     </tr>
     <tr>
       <td>4/20</td>
-      <td>Week 13</td>
-      <td><a href="">Lecture 13</a></td>
+      <td>Week 13: Multimodal models*</td>
+      <td><a href="https://docs.google.com/presentation/d/1lEAS8VaogfMCs8F44uNDzQ6e84aFUzAYxeZN3cxO8tQ/edit#slide=id.p">Lecture 13</a></td>
       <td></td>
     </tr>
     <tr>