adding disc2 recording, LQ 4, LQ5 links

discussion.md

@@ -52,7 +52,7 @@ This page will be updated with discussion Worksheets and Solutions throughout th
       <td>Control Structures + Numeral Representation</td>
       <td><a href="https://docs.google.com/document/d/1UgPwUfdkLiR2gYCUL2h48dHSPQnnjxS7/edit?usp=sharing&ouid=106220240438634734707&rtpof=true&sd=true"> Worksheet 2</a></td>
       <td><a href="">Solutions 2</a></td>
-      <td><a href="">Recording 2</a></td>
+      <td><a href="https://drive.google.com/file/d/1l9FMV9Dq-mjEucG3EzykFQAGY8f8nUec/view?usp=sharing">Recording 2</a></td>
       <td><a href="https://docs.google.com/presentation/d/136MBZMxy8Rv4H6RFGIG5Fw9S_9NEqGzdfxpgrfgfgFQ/edit?usp=sharing">Slides 2</a></td>
     </tr>
      <tr>

schedule.md

@@ -154,8 +154,8 @@
         <td>Lec 4. Iteration<br/>
             <a href="https://bcourses.berkeley.edu/courses/1542284/external_tools/90481">(Recording 4)</a><br/>      
             <a href="">(Slides 4)</a><br/>
-            <a href="">(Lecture Quiz 4)</a></td> <!-- Lecture -->
-        <td><a href=""></a></td> <!-- Lab -->
+            <a href="https://www.gradescope.com/courses/957259/assignments/5711830">(Lecture Quiz 4)</a></td> <!-- Lecture -->
+        <td></td> <!-- Lab -->
         <td></td> <!-- Discussion -->
         <td></td> <!-- Assignment -->
     </tr>
@@ -171,7 +171,7 @@
         <td>Lec 5. Scope, Lists, HOFs<br/>
             <a href="https://bcourses.berkeley.edu/courses/1542284/external_tools/90481">(Recording 5)</a><br/>      
             <a href="">(Slides 5)</a><br/>
-            <a href="">(Lecture Quiz 5)</a>
+            <a href="https://www.gradescope.com/courses/957259/assignments/5617852">(Lecture Quiz 5)</a>
         </td> <!-- Lecture -->
         <td></td> <!-- Lab -->
         <td></td> <!-- Discussion -->