changed the hw links in the schedule

schedule.html

@@ -73,20 +73,20 @@ <h3>Class schedule</h3>
       <td>1/24</td>
       <td>Week 2: Lexical embeddings</td>
       <td><a href="lectures/lecture2.pdf">Lecture 2</a></td>
-      <td><a href="homeworks/hw_1_linear_classifier.ipynb">Homework #1</a></td>
+      <td><a href="https://drive.google.com/file/d/12VyWqB7juZRACi4BuSJVUtQ3oho1igyJ/view?usp=drive_link">Homework #1: Sentiment analysis with logistic regression.</a></td>
     </tr>
     <tr>
       <td>1/31</td>
       <td>Week 3: Neural networks 101</td>
       <td><a href="https://docs.google.com/presentation/d/1yGy4j22QhUh_H6_YhuNdlILxbqSeNqpW8YDnNDQg-N4/edit#slide=id.p">Lecture 3</td>
-      <td><a href="homeworks/homework2_word2vec.ipynb">Homework #2: Word2vec.</a></td>
+      <td><a href="https://drive.google.com/file/d/1wlZiRm4zGYnS4IZICOzdrIsOwjXB2m0z/view?usp=drive_link">Homework #2: Word2vec.</a></td>
       </tr>
     <tr>
       <td>2/7</td>
       <td>Week 4: Neural networks 201</td>
       <td><a href="https://docs.google.com/presentation/d/1udp4keW7nMRbk1qxSNN7iZOTHcuogT6i0RAFr6Lw1u0">Lecture 4</a></td>
       <td><a href="https://forms.gle/DSoju13ZH1gQCzBU7">Python code style quiz</a>, due TBA<br/>
-          <a href="homeworks/hw3_neural_networks_numpy.zip">Homework #3</a>, due TBA</td>
+          <a href="https://drive.google.com/file/d/15DN7FHDQd24DWquCPnM-koMnr2jK94N1/view?usp=drive_link">Homework #3: Neural networks from scratch
     </tr>
     <tr>
       <td>2/14</td>