diff --git a/Sorting/BubbleSorter.java b/Sorting/BubbleSorter.java
index e52d162..9336bda 100644
--- a/Sorting/BubbleSorter.java
+++ b/Sorting/BubbleSorter.java
@@ -1,6 +1,6 @@
 package Sorting;
 
-public class BubbleSorter extends Sorter{
+public class BubbleSorter extends NumberSorter{
     //a class to sort arrays of numbers using bubble sort
 
     public BubbleSorter(RandomNumberFileReader reader){
diff --git a/Sorting/CountingSorter.java b/Sorting/CountingSorter.java
index 2d2a31b..e8ca14d 100644
--- a/Sorting/CountingSorter.java
+++ b/Sorting/CountingSorter.java
@@ -2,7 +2,7 @@ package Sorting;
 
 import java.util.Arrays;
 
-public class CountingSorter extends Sorter{
+public class CountingSorter extends NumberSorter{
 
     public CountingSorter(RandomNumberFileReader reader){
         super("counting sort", reader);
diff --git a/Sorting/InsertionSorter.java b/Sorting/InsertionSorter.java
index 1d61453..64a2744 100644
--- a/Sorting/InsertionSorter.java
+++ b/Sorting/InsertionSorter.java
@@ -3,7 +3,7 @@ package Sorting;
 //import java.util.Arrays;
 //import java.util.List;
 
-public class InsertionSorter extends Sorter{
+public class InsertionSorter extends NumberSorter{
     
     public InsertionSorter(RandomNumberFileReader reader){
         super("insertion sort", reader);
diff --git a/Sorting/InsertionSorterLinkedList.java b/Sorting/InsertionSorterLinkedList.java
index b252d9b..ee003af 100644
--- a/Sorting/InsertionSorterLinkedList.java
+++ b/Sorting/InsertionSorterLinkedList.java
@@ -4,7 +4,7 @@ import java.util.Arrays;
 import java.util.LinkedList;
 import java.util.ListIterator;
 
-public class InsertionSorterLinkedList extends Sorter{
+public class InsertionSorterLinkedList extends NumberSorter{
 
     public InsertionSorterLinkedList(RandomNumberFileReader reader){
         super("insertion sort (linked list)", reader);
diff --git a/Sorting/MergeSorter.java b/Sorting/MergeSorter.java
index 045c993..a3608dc 100644
--- a/Sorting/MergeSorter.java
+++ b/Sorting/MergeSorter.java
@@ -1,6 +1,6 @@
 package Sorting;
 
-public class MergeSorter extends Sorter{
+public class MergeSorter extends NumberSorter{
     
     public MergeSorter(RandomNumberFileReader reader){
         super("merge sort",reader);
diff --git a/Sorting/Sorter.java b/Sorting/NumberSorter.java
similarity index 96%
rename from Sorting/Sorter.java
rename to Sorting/NumberSorter.java
index 2fb5101..35e5965 100644
--- a/Sorting/Sorter.java
+++ b/Sorting/NumberSorter.java
@@ -8,14 +8,14 @@ import java.lang.Integer;
  * This is an abstract class, its subclasses will inherit its methods and instance
  * fields. Any abstract methods will have to be implemented in the subclasses.
  */
-abstract class Sorter {
+abstract class NumberSorter {
 
     protected String sortType;
     protected Integer[] numbers;
     protected long comparisonsUsed = 0;
     protected long writesUsed=0;
 
-    public Sorter(String st, RandomNumberFileReader reader){
+    public NumberSorter(String st, RandomNumberFileReader reader){
         sortType=st;
         //RandomNumberFileReader reader = new RandomNumberFileReader(filename);
         numbers = new Integer[reader.getNumbers().size()];
diff --git a/Sorting/QuickSorter.java b/Sorting/QuickSorter.java
index 8d31a66..26f3b09 100644
--- a/Sorting/QuickSorter.java
+++ b/Sorting/QuickSorter.java
@@ -1,6 +1,6 @@
 package Sorting;
 
-public class QuickSorter extends Sorter{
+public class QuickSorter extends NumberSorter{
     
     public QuickSorter(RandomNumberFileReader reader){
         super("quick sort", reader);
diff --git a/Sorting/SelectionSorter.java b/Sorting/SelectionSorter.java
index d545fdd..23843ff 100644
--- a/Sorting/SelectionSorter.java
+++ b/Sorting/SelectionSorter.java
@@ -1,6 +1,6 @@
 package Sorting;
 
-public class SelectionSorter extends Sorter {
+public class SelectionSorter extends NumberSorter {
     //a class to sort an array of numbers using selection sort
     public SelectionSorter(RandomNumberFileReader reader){
         super("selection sort", reader);