completed dupes

.idea/workspace.xml

@@ -2,11 +2,7 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="3455511b-a100-4bbd-b07c-68f009bc8dbc" name="Default" comment="">
-      <change afterPath="$PROJECT_DIR$/arraz/src/main/java/MinMax.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/arraz/src/main/java/OddEven.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/arraz/src/main/java/Arraz.java" beforeDir="false" afterPath="$PROJECT_DIR$/arraz/src/main/java/Arraz.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/arraz/src/test/java/ArrazTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/arraz/src/test/java/ArrazTest.java" afterDir="false" />
     </list>
     <ignored path="$PROJECT_DIR$/arraz/target/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
@@ -37,12 +33,12 @@
       </usages-collector>
       <usages-collector id="statistics.file.extensions.edit">
         <counts>
-          <entry key="java" value="3481" />
+          <entry key="java" value="3614" />
         </counts>
       </usages-collector>
       <usages-collector id="statistics.file.types.edit">
         <counts>
-          <entry key="JAVA" value="3481" />
+          <entry key="JAVA" value="3614" />
         </counts>
       </usages-collector>
     </session>
@@ -59,15 +55,14 @@
           <file pinned="false" current-in-tab="false">
             <entry file="file://$PROJECT_DIR$/arraz/src/main/java/Arraz.java">
               <provider selected="true" editor-type-id="text-editor">
-                <state relative-caret-position="369">
-                  <caret line="122" lean-forward="true" selection-start-line="122" selection-end-line="122" />
+                <state relative-caret-position="354">
+                  <caret line="119" column="22" selection-start-line="119" selection-start-column="22" selection-end-line="119" selection-end-column="22" />
                   <folding>
                     <element signature="imports" expanded="true" />
                     <element signature="e#414#415#0" expanded="true" />
                     <element signature="e#448#449#0" expanded="true" />
                     <element signature="e#535#536#0" expanded="true" />
                     <element signature="e#576#577#0" expanded="true" />
-                    <element signature="e#2864#2873#0" expanded="true" />
                     <element signature="e#2895#2904#0" expanded="true" />
                   </folding>
                 </state>
@@ -77,8 +72,8 @@
           <file pinned="false" current-in-tab="true">
             <entry file="file://$PROJECT_DIR$/arraz/src/test/java/ArrazTest.java">
               <provider selected="true" editor-type-id="text-editor">
-                <state relative-caret-position="372">
-                  <caret line="191" column="40" selection-start-line="191" selection-start-column="40" selection-end-line="191" selection-end-column="40" />
+                <state relative-caret-position="309">
+                  <caret line="191" column="43" lean-forward="true" selection-start-line="191" selection-start-column="43" selection-end-line="191" selection-end-column="43" />
                   <folding>
                     <element signature="imports" expanded="true" />
                     <element signature="e#1970#1971#0" expanded="true" />
@@ -169,8 +164,8 @@
         <option value="$PROJECT_DIR$/README.md" />
         <option value="$PROJECT_DIR$/arraz/src/main/java/OddEven.java" />
         <option value="$PROJECT_DIR$/arraz/src/main/java/MinMax.java" />
-        <option value="$PROJECT_DIR$/arraz/src/main/java/Arraz.java" />
         <option value="$PROJECT_DIR$/arraz/src/test/java/ArrazTest.java" />
+        <option value="$PROJECT_DIR$/arraz/src/main/java/Arraz.java" />
       </list>
     </option>
   </component>
@@ -240,7 +235,7 @@
     <property name="GO_FMT" value="false" />
     <property name="WebServerToolWindowFactoryState" value="false" />
     <property name="aspect.path.notification.shown" value="true" />
-    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1544141205829" />
+    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1544142316149" />
     <property name="com.intellij.testIntegration.createTest.CreateTestDialog.defaultLibrary" value="JUnit4" />
     <property name="jdk.selected.JAVA_MODULE" value="1.8" />
     <property name="last_opened_file_path" value="$PROJECT_DIR$" />
@@ -270,7 +265,7 @@
       </list>
     </option>
   </component>
-  <component name="RunManager" selected="JUnit.ArrazTest.test1RemoveDupes">
+  <component name="RunManager" selected="JUnit.ArrazTest.test2RemoveDupes">
     <configuration default="true" type="Applet" factoryName="Applet">
       <option name="POLICY_FILE" value="$APPLICATION_HOME_DIR$/bin/appletviewer.policy" />
       <method v="2">
@@ -370,8 +365,8 @@
     </list>
     <recent_temporary>
       <list>
-        <item itemvalue="JUnit.ArrazTest.test1RemoveDupes" />
         <item itemvalue="JUnit.ArrazTest.test2RemoveDupes" />
+        <item itemvalue="JUnit.ArrazTest.test1RemoveDupes" />
         <item itemvalue="JUnit.ArrazTest.test2FindMinMax" />
         <item itemvalue="JUnit.ArrazTest.test1FindMinMax" />
         <item itemvalue="JUnit.ArrazTest.test2InsertIntoArrayAt" />
@@ -391,7 +386,7 @@
       <workItem from="1543955862749" duration="2347000" />
       <workItem from="1543958998826" duration="113000" />
       <workItem from="1544020724645" duration="762000" />
-      <workItem from="1544046527795" duration="13055000" />
+      <workItem from="1544046527795" duration="14260000" />
     </task>
     <task id="LOCAL-00001" summary="readme and docs">
       <created>1544021313039</created>
@@ -404,15 +399,6 @@
     <servers />
   </component>
   <component name="TestHistory">
-    <history-entry file="ArrazTest_test1RemoveElement - 2018.12.06 at 17h 55m 05s.xml">
-      <configuration name="ArrazTest.test1RemoveElement" configurationId="JUnit" />
-    </history-entry>
-    <history-entry file="ArrazTest_test1RemoveElement - 2018.12.06 at 17h 55m 18s.xml">
-      <configuration name="ArrazTest.test1RemoveElement" configurationId="JUnit" />
-    </history-entry>
-    <history-entry file="ArrazTest_test2RemoveElement - 2018.12.06 at 17h 55m 21s.xml">
-      <configuration name="ArrazTest.test2RemoveElement" configurationId="JUnit" />
-    </history-entry>
     <history-entry file="ArrazTest_test1InsertIntoArrayAt - 2018.12.06 at 18h 23m 24s.xml">
       <configuration name="ArrazTest.test1InsertIntoArrayAt" configurationId="JUnit" />
     </history-entry>
@@ -434,9 +420,18 @@
     <history-entry file="ArrazTest_test2FindMinMax - 2018.12.06 at 18h 43m 45s.xml">
       <configuration name="ArrazTest.test2FindMinMax" configurationId="JUnit" />
     </history-entry>
+    <history-entry file="ArrazTest_test1RemoveDupes - 2018.12.06 at 19h 04m 59s.xml">
+      <configuration name="ArrazTest.test1RemoveDupes" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="ArrazTest_test2RemoveDupes - 2018.12.06 at 19h 05m 07s.xml">
+      <configuration name="ArrazTest.test2RemoveDupes" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="ArrazTest_test1RemoveDupes - 2018.12.06 at 19h 06m 41s.xml">
+      <configuration name="ArrazTest.test1RemoveDupes" configurationId="JUnit" />
+    </history-entry>
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="16277000" />
+    <option name="totallyTimeSpent" value="17482000" />
   </component>
   <component name="ToolWindowManager">
     <frame x="0" y="23" width="1440" height="805" extended-state="6" />
@@ -523,15 +518,14 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/arraz/src/main/java/Arraz.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="369">
-          <caret line="122" lean-forward="true" selection-start-line="122" selection-end-line="122" />
+        <state relative-caret-position="354">
+          <caret line="119" column="22" selection-start-line="119" selection-start-column="22" selection-end-line="119" selection-end-column="22" />
           <folding>
             <element signature="imports" expanded="true" />
             <element signature="e#414#415#0" expanded="true" />
             <element signature="e#448#449#0" expanded="true" />
             <element signature="e#535#536#0" expanded="true" />
             <element signature="e#576#577#0" expanded="true" />
-            <element signature="e#2864#2873#0" expanded="true" />
             <element signature="e#2895#2904#0" expanded="true" />
           </folding>
         </state>
@@ -539,8 +533,8 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/arraz/src/test/java/ArrazTest.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="372">
-          <caret line="191" column="40" selection-start-line="191" selection-start-column="40" selection-end-line="191" selection-end-column="40" />
+        <state relative-caret-position="309">
+          <caret line="191" column="43" lean-forward="true" selection-start-line="191" selection-start-column="43" selection-end-line="191" selection-end-column="43" />
           <folding>
             <element signature="imports" expanded="true" />
             <element signature="e#1970#1971#0" expanded="true" />

arraz/src/main/java/Arraz.java

@@ -109,15 +109,16 @@ public class Arraz {
     }
 
     public Integer[] removeDupes(Integer[] arr) {
-        ArrayList<Integer> result = new ArrayList<Integer>();
         Set<Integer> set = new HashSet<Integer>();
         for (Integer i : arr) {
             set.add(i);
         }
+        Integer[] result = new Integer[set.size()];
+        int counter = 0;
         for (Integer i: set) {
-            result.add(i);
+            result[counter]=i;
+            counter++;
         }
-        Integer[] foo = (Integer[]) result.toArray();
-        return foo;
+        return result;
     }
 }

arraz/src/test/java/ArrazTest.java

@@ -191,4 +191,7 @@ public class ArrazTest {
         arr = arraz.removeDupes(arr);
         Assert.assertEquals(arr.length, 5);
     }
+
+    @Test
+    
 }