Adding comment headers and putting images in their own dir.

arrays/listsize-exhausted.py

@@ -1,5 +1,17 @@
 import sys
 
+"""
+Goodrich et al
+Data Structures in Python
+Chapter 5: Array-Based Sequences
+
+Question R-2
+
+Determine sequence of array sizes where 
+the array size is exhausted and must be 
+expanded.
+"""
+
 n = 10000
 data = []
 

arrays/listsize-pop.py

@@ -1,5 +1,17 @@
 import sys
 
+"""
+Goodrich et al
+Data Structures in Python
+Chapter 5: Array-Based Sequences
+
+Question R-3
+
+Modify code fragment to demonstrate that 
+the list class reizes its underlying array
+when you pop elements from the list
+"""
+
 data = []
 
 sequence = [1000,-800,200,-200,1000]

arrays/listsize.py

@@ -1,4 +1,16 @@
 import sys
+
+"""
+Goodrich et al
+Data Structures in Python
+Chapter 5: Array-Based Sequences
+
+Question R-1
+
+Run code fragment 5.1 and compare results
+to those in textbook.
+"""
+
 data = []
 n = 50
 for k in range(n+1):

arrays/plot-listsize-pop.py

@@ -2,6 +2,20 @@ import sys
 from matplotlib.pyplot import *
 import seaborn as sns
 
+"""
+Goodrich et al
+Data Structures in Python
+Chapter 5: Array-Based Sequences
+
+Question R-3
+
+Modify code fragment to demonstrate that 
+the list class reizes its underlying array
+when you pop elements from the list
+
+PLOTS OR IT DIDNT HAPPEN
+"""
+
 data = []
 
 sequence = [1000,-800,200,-200,1000]

arrays/plot-listsize.py

@@ -2,6 +2,19 @@ import sys
 from matplotlib.pyplot import *
 import seaborn as sns
 
+"""
+Goodrich et al
+Data Structures in Python
+Chapter 5: Array-Based Sequences
+
+Question R-1
+
+Run code fragment 5.1 and compare results
+to those in textbook.
+
+PLOTS OR IT DIDNT HAPPEN
+"""
+
 data = []
 n = 10000