Add additional merge sort image

lectures/complexity/slides.qmd

@@ -152,6 +152,8 @@ bubble_sort(test_values)
 
 ![](static/merge_sort05.png){.fragment fragment-index=5}
 
+![](static/merge_sort06.png){.fragment fragment-index=6}
+
 :::
 
 
@@ -167,19 +169,19 @@ bubble_sort(test_values)
 
 :::
 
-:::{.fragment fragment-index=3}
+:::{.fragment fragment-index=4}
 
 3. Sort each group (using Merge Sort, recursively)
 
 :::
 
-:::{.fragment fragment-index=4}
+:::{.fragment fragment-index=5}
 
 4. Merge groups, keep order
 
 :::
 
-:::{.fragment fragment-index=5}
+:::{.fragment fragment-index=6}
 
 5. Recurse until done