diff --git a/uil/october-2013/7/.idea/workspace.xml b/uil/october-2013/7/.idea/workspace.xml
index a81f5a2..cdd17ad 100644
--- a/uil/october-2013/7/.idea/workspace.xml
+++ b/uil/october-2013/7/.idea/workspace.xml
@@ -2,10 +2,7 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="bb180874-2412-4c96-b84b-4eb63b971832" name="Default Changelist" comment="">
-      <change afterPath="$PROJECT_DIR$/.idea/vcs.xml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/input.dat" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/problem7.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/../6/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/../6/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/problem7.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/problem7.java" afterDir="false" />
     </list>
     <ignored path="$PROJECT_DIR$/out/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
@@ -24,25 +21,25 @@
       </usages-collector>
       <usages-collector id="statistics.file.extensions.open">
         <counts>
-          <entry key="dat" value="1" />
+          <entry key="dat" value="2" />
           <entry key="java" value="1" />
         </counts>
       </usages-collector>
       <usages-collector id="statistics.file.types.open">
         <counts>
           <entry key="JAVA" value="1" />
-          <entry key="PLAIN_TEXT" value="1" />
+          <entry key="PLAIN_TEXT" value="2" />
         </counts>
       </usages-collector>
       <usages-collector id="statistics.file.extensions.edit">
         <counts>
           <entry key="dat" value="532" />
-          <entry key="java" value="1745" />
+          <entry key="java" value="3129" />
         </counts>
       </usages-collector>
       <usages-collector id="statistics.file.types.edit">
         <counts>
-          <entry key="JAVA" value="1745" />
+          <entry key="JAVA" value="3129" />
           <entry key="PLAIN_TEXT" value="532" />
         </counts>
       </usages-collector>
@@ -53,8 +50,8 @@
       <file pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/src/problem7.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="356">
-              <caret line="29" lean-forward="true" selection-start-line="29" selection-end-line="29" />
+            <state relative-caret-position="424">
+              <caret line="51" selection-start-line="51" selection-end-line="51" />
               <folding>
                 <element signature="imports" expanded="true" />
               </folding>
@@ -65,8 +62,8 @@
       <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/input.dat">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="255">
-              <caret line="15" column="17" selection-start-line="15" selection-start-column="9" selection-end-line="15" selection-end-column="17" />
+            <state relative-caret-position="102">
+              <caret line="6" column="29" lean-forward="true" selection-start-line="6" selection-start-column="29" selection-end-line="6" selection-end-column="29" />
             </state>
           </provider>
         </entry>
@@ -80,6 +77,11 @@
       </list>
     </option>
   </component>
+  <component name="FindInProjectRecents">
+    <findStrings>
+      <find>tortillas</find>
+    </findStrings>
+  </component>
   <component name="Git.Settings">
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$/../../.." />
   </component>
@@ -128,7 +130,7 @@
     </panes>
   </component>
   <component name="PropertiesComponent">
-    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1568702269577" />
+    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1568703586398" />
   </component>
   <component name="RunDashboard">
     <option name="ruleStates">
@@ -207,15 +209,15 @@
   <component name="editorHistoryManager">
     <entry file="file://$PROJECT_DIR$/input.dat">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="255">
-          <caret line="15" column="17" selection-start-line="15" selection-start-column="9" selection-end-line="15" selection-end-column="17" />
+        <state relative-caret-position="102">
+          <caret line="6" column="29" lean-forward="true" selection-start-line="6" selection-start-column="29" selection-end-line="6" selection-end-column="29" />
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/src/problem7.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="356">
-          <caret line="29" lean-forward="true" selection-start-line="29" selection-end-line="29" />
+        <state relative-caret-position="424">
+          <caret line="51" selection-start-line="51" selection-end-line="51" />
           <folding>
             <element signature="imports" expanded="true" />
           </folding>
diff --git a/uil/october-2013/7/out/production/7/problem7.class b/uil/october-2013/7/out/production/7/problem7.class
index 2434db6..75cb667 100644
Binary files a/uil/october-2013/7/out/production/7/problem7.class and b/uil/october-2013/7/out/production/7/problem7.class differ
diff --git a/uil/october-2013/7/src/problem7.java b/uil/october-2013/7/src/problem7.java
index d16f011..17ee912 100644
--- a/uil/october-2013/7/src/problem7.java
+++ b/uil/october-2013/7/src/problem7.java
@@ -2,6 +2,7 @@ import static java.lang.System.*;
 import java.util.Arrays;
 import java.io.File;
 import java.io.FileNotFoundException;
+import java.util.List;
 import java.util.Scanner;
 
 public class problem7 {
@@ -16,39 +17,38 @@ public class problem7 {
         for(int i = 0; i < lines; i++) {
             // Process all lines into primitive String arrays
             int listLines = read.nextInt();
-            read.nextLine();
             String rawGroceryList = "";
             String rawReceiptList = "";
-            for(int x = 0; x < listLines; x++) rawGroceryList += read.nextLine();
-            for(int x = 0; x < listLines; x++) rawReceiptList += read.nextLine();
-            String[] groceryList = rawGroceryList.split("\\s");
-            String[] receiptList = rawReceiptList.split("\\s");
-            out.println(Arrays.toString(groceryList));
-            out.println(Arrays.toString(receiptList));
-        }
-    }
-
-    // Processes all words in
-    static String[] processWords(String[] lines) {
-        int length = 0;
-        // Count how long the final array should be
-        for (String line : lines) {
-            Scanner counter = new Scanner(line);
-             while (counter.hasNext()) {
-                 counter.next();
-                 length++;
-             }
-        }
-        // Begin inserting into an array
-        String[] output = new String[length];
-        int i = 0;
-        for (String line : lines) {
-            Scanner reader = new Scanner(line);
-            while (reader.hasNext()) {
-                output[i] = reader.next();
-                i++;
+            read.nextLine();
+            // Process all lines into words
+            for(int x = 0; x < listLines; x++)
+                rawGroceryList += read.nextLine() + "\n";
+            for(int x = 0; x < listLines; x++)
+                rawReceiptList += read.nextLine() + "\n";
+            // Split by any whitespace sequence into ArrayLists
+            List<String> groceryList = Arrays.asList(rawGroceryList.split("\\s+"));
+            List<String> receiptList = Arrays.asList(rawReceiptList.split("\\s+"));
+            // Find which to put back
+            String putBack = "PUT BACK";
+            for(String item : receiptList) {
+                if(groceryList.indexOf(item) == -1)
+                    putBack += " " + item;
             }
+            // Find which to buy more of
+            String buyMore = "BUY MORE";
+            for(String item : groceryList) {
+                if(receiptList.indexOf(item) == -1)
+                    buyMore += " " + item;
+            }
+            // Process and return final putback/buymore consensus
+            if(putBack.equals("PUT BACK") && buyMore.equals("BUY MORE"))
+                out.println("OK");
+            else if (!putBack.equals("PUT BACK") && buyMore.equals("BUY MORE"))
+                out.println(putBack);
+            else if (putBack.equals("PUT BACK") && !buyMore.equals("BUY MORE"))
+                out.println(buyMore);
+            else
+                out.println(putBack + "\n" + buyMore);
         }
-        return output;
     }
 }