adjacency list diagram is actually an edge list

src/teaching/cse-250/2022fa/slide/15b-Graphs.erb

@@ -523,6 +523,12 @@ attribution: Based on slides by Tamassa Goodrich
   <p class="fragment">What's the complexity? <b class="fragment">($O(m) = O(n^2)$)</b></p>
 </section>
 
+<section>
+  <h4 class="slide_title">Edge List</h4>
+  
+  <svg data-src="graphics/15b/edge_list.svg" width="700px"/>
+</section>
+
 <section>
   <h4 class="slide_title">Edge List Summary</h4>
   
@@ -667,12 +673,6 @@ attribution: Based on slides by Tamassa Goodrich
   <p class="fragment">What's the complexity?</p>
 </section>
 
-<section>
-  <h4 class="slide_title">Adjacency List</h4>
-  
-  <svg data-src="graphics/15b/adjacency_list.svg" width="700px"/>
-</section>
-
 <section>
   <h4 class="slide_title">Adjacency List Summary</h4>