diff --git a/BubbleSort.py b/BubbleSort.py
index 8060ee9..19c79d8 100644
--- a/BubbleSort.py
+++ b/BubbleSort.py
@@ -1,23 +1,27 @@
 import bpy
 import random 
 from mathutils import Vector, Matrix
+
 #variables
 count = 50 
 cubes=[]
-locations=[]
-scales=[]
+
 #delete every existing node_group 
 for grp in bpy.data.node_groups:
     bpy.data.node_groups.remove(grp)
+    
 #add counter object 
 bpy.ops.mesh.primitive_cube_add(location = (-2.5, 0, -3.375))
 bpy.context.active_object.name = 'Counter'
+
 #add geometry node modifier
 bpy.ops.object.modifier_add(type='NODES')
+
 #get, rename and clear node_group
 node_grp = bpy.data.node_groups[-1] 
 node_grp.name = "Counter" 
 node_grp.nodes.clear()
+
 #add nodes
 stringToCurves = node_grp.nodes.new("GeometryNodeStringToCurves")
 fillCurve = node_grp.nodes.new("GeometryNodeFillCurve")
@@ -28,12 +32,14 @@ counter1String = node_grp.nodes.new("FunctionNodeValueToString")
 arrayString = node_grp.nodes.new("FunctionNodeInputString")
 counter2String = node_grp.nodes.new("FunctionNodeValueToString")
 groupOutput = node_grp.nodes.new('NodeGroupOutput')
+
 #set default values of some nodes
 transform.inputs[2].default_value[0] = 1.5708
 comparisonString.string = "Comparisons:"
 arrayString.string = "Array Accesses:"
 stringToCurves.inputs[1].default_value = 2
 joinStrings.inputs[0].default_value = " "
+
 #connect nodes to eachother
 node_grp.links.new(fillCurve.outputs[0], groupOutput.inputs[0])
 node_grp.links.new(transform.outputs[0], fillCurve.inputs[0])
@@ -43,15 +49,15 @@ node_grp.links.new(counter1String.outputs[0], joinStrings.inputs[1])
 node_grp.links.new(comparisonString.outputs[0], joinStrings.inputs[1])
 node_grp.links.new(counter2String.outputs[0], joinStrings.inputs[1])
 node_grp.links.new(arrayString.outputs[0], joinStrings.inputs[1])
+
 #fill arrays with numbers between 1 & count
-i = 1
-while i < count+1:
-    locations.append(i)
-    scales.append(i)
-    i += 1
+locations = list(range(1,count+1))
+scales = list(range(1,count+1))
+
 #randomize array order
 random.shuffle(locations)
 random.shuffle(scales)
+
 #sets origin of cube to bottom of mesh
 def origin_to_bottom(ob, matrix=Matrix()):
     me = ob.data
@@ -62,11 +68,11 @@ def origin_to_bottom(ob, matrix=Matrix()):
     o = matrix.inverted() @ o
     me.transform(Matrix.Translation(-o))
     mw.translation = mw @ o
+    
 #create cubes with random location
-i = 0
-while i < count:
-    cube = bpy.ops.mesh.primitive_cube_add(location=(locations[i], 0, 0), scale=(0.25, 0.25, 0.25))     
-    i+=1
+for i in range(count):
+    cube = bpy.ops.mesh.primitive_cube_add(location=(locations[i], 0, 0), scale=(0.25, 0.25, 0.25))   
+      
 #assign random scale to all cubes and add them to array
 i = 0
 for ob in bpy.data.objects:
@@ -75,31 +81,41 @@ for ob in bpy.data.objects:
         ob.scale.z = scales[i]
         cubes.append(ob)
         i += 1
+        
 #insert keyframes on starting location for all cubes 
-i=0
-while i < count:
+for i in range(count):
     cubes[i].keyframe_insert(data_path="location", frame=0)
-    i += 1
+    
 #bubble sort
-n = len(cubes)
-for i in range(n):    
+for i in range(count):    
+    
     #insert keyframe for every cube on every frame
     for cube in cubes:
         cube.keyframe_insert(data_path="location", frame=i) 
     already_sorted = True
-    for j in range(n - i - 1):
+    
+    for j in range(count - i -1):
+        
+        #add 1 to comparison counter
+        counter1String.inputs[0].default_value += 1
+        counter1String.inputs[0].keyframe_insert(data_path='default_value', frame=i)
+            
+        #add 2 to array counter
+        counter2String.inputs[0].default_value += 2
+        counter2String.inputs[0].keyframe_insert(data_path='default_value', frame=i)
+    
         if cubes[j].scale.z > cubes[j + 1].scale.z: 
-            #add 1 to comparison counter
-            counter1String.inputs[0].default_value += 1
-            counter1String.inputs[0].keyframe_insert(data_path='default_value', frame=i)
-            #add 6 to array counter
-            counter2String.inputs[0].default_value += 6
-            counter2String.inputs[0].keyframe_insert(data_path='default_value', frame=i)
+
             #change location & insert keyframes based on bubble sort
             cubes[j].location.x = j
             cubes[j].keyframe_insert(data_path="location", frame=i)
             cubes[j+1].location.x = j-1
-            cubes[j+1].keyframe_insert(data_path="location", frame=i)          
+            cubes[j+1].keyframe_insert(data_path="location", frame=i)       
+            
+            #add 4 to array counter
+            counter2String.inputs[0].default_value += 4
+            counter2String.inputs[0].keyframe_insert(data_path='default_value', frame=i)
+            
             #rearrange arrays
             cubes[j], cubes[j + 1] = cubes[j + 1], cubes[j]
             already_sorted = False