ArraysGoneWild done

.idea/compiler.xml

@@ -10,7 +10,7 @@
       </profile>
     </annotationProcessing>
     <bytecodeTargetLevel>
-      <module name="arraz" target="1.5" />
+      <module name="arraz" target="8" />
     </bytecodeTargetLevel>
   </component>
 </project>

.idea/workspace.xml

@@ -2,58 +2,140 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="3455511b-a100-4bbd-b07c-68f009bc8dbc" name="Default" comment="">
-      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
-      <change beforePath="$PROJECT_DIR$/README.md" afterPath="$PROJECT_DIR$/README.md" />
+      <change afterPath="$PROJECT_DIR$/arraz/src/main/java/MaxMin.java" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/arraz/src/main/java/OddEven.java" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/arraz/src/main/java/SmallestSecondSmallest.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/compiler.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/compiler.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/arraz/arraz.iml" beforeDir="false" afterPath="$PROJECT_DIR$/arraz/arraz.iml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/arraz/pom.xml" beforeDir="false" afterPath="$PROJECT_DIR$/arraz/pom.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" />
-    <option name="TRACKING_ENABLED" value="true" />
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
     <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
     <option name="LAST_RESOLUTION" value="IGNORE" />
   </component>
+  <component name="FUSProjectUsageTrigger">
+    <session id="-34537962">
+      <usages-collector id="statistics.lifecycle.project">
+        <counts>
+          <entry key="project.open.time.1" value="1" />
+          <entry key="project.opened" value="1" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.extensions.edit">
+        <counts>
+          <entry key="java" value="10056" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.types.edit">
+        <counts>
+          <entry key="JAVA" value="10056" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.extensions.open">
+        <counts>
+          <entry key="class" value="3" />
+          <entry key="java" value="15" />
+          <entry key="md" value="1" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.types.open">
+        <counts>
+          <entry key="CLASS" value="3" />
+          <entry key="JAVA" value="15" />
+          <entry key="Markdown" value="1" />
+        </counts>
+      </usages-collector>
+    </session>
+  </component>
   <component name="FileEditorManager">
     <leaf SIDE_TABS_SIZE_LIMIT_KEY="375">
-      <file leaf-file-name="pom.xml" pinned="false" current-in-tab="false">
+      <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/arraz/pom.xml">
-          <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="0">
-              <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
-              <folding />
-            </state>
-          </provider>
+          <provider selected="true" editor-type-id="text-editor" />
         </entry>
       </file>
-      <file leaf-file-name="Arraz.java" pinned="false" current-in-tab="false">
+      <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">
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-              <caret line="0" column="15" lean-forward="false" selection-start-line="0" selection-start-column="15" selection-end-line="0" selection-end-column="15" />
-              <folding />
+            <state relative-caret-position="294">
+              <caret line="272" column="54" selection-start-line="272" selection-start-column="54" selection-end-line="272" selection-end-column="54" />
+              <folding>
+                <element signature="imports" expanded="true" />
+                <element signature="e#86#87#0" expanded="true" />
+                <element signature="e#113#114#0" expanded="true" />
+                <element signature="method#createEmptyArrayWithOutDuplicatesNotExact#0;class#Arraz#0" />
+                <element signature="method#getIndexsOfElements#0;class#Arraz#0" />
+                <element signature="method#containsIndex#0;class#Arraz#0" />
+                <element signature="method#findDuplicateOfElement#0;class#Arraz#0" />
+                <element signature="e#5603#5604#0" expanded="true" />
+                <element signature="e#5630#5631#0" expanded="true" />
+                <element signature="e#8227#8228#0" expanded="true" />
+                <element signature="e#8290#8291#0" expanded="true" />
+              </folding>
             </state>
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="ArrazTest.java" pinned="false" current-in-tab="false">
+      <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">
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-                <folding />
-              </first_editor>
-              <second_editor />
+            <state relative-caret-position="175">
+              <caret line="350" lean-forward="true" selection-start-line="350" selection-end-line="350" />
+              <folding>
+                <element signature="imports" expanded="true" />
+                <element signature="e#4916#4924#0" expanded="true" />
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+                <element signature="e#13428#13437#0" expanded="true" />
+                <element signature="e#13836#13845#0" expanded="true" />
+                <element signature="e#14133#14142#0" expanded="true" />
+                <element signature="e#14509#14518#0" expanded="true" />
+                <element signature="e#14729#14738#0" expanded="true" />
+                <element signature="e#15108#15117#0" expanded="true" />
+                <element signature="e#15320#15329#0" expanded="true" />
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+                <element signature="e#16055#16064#0" expanded="true" />
+                <element signature="e#16459#16468#0" expanded="true" />
+                <element signature="e#16829#16838#0" expanded="true" />
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+                <element signature="e#20831#20840#0" expanded="true" />
+                <element signature="e#21114#21123#0" expanded="true" />
+              </folding>
             </state>
           </provider>
         </entry>
@@ -63,18 +145,25 @@
   <component name="FileTemplateManagerImpl">
     <option name="RECENT_TEMPLATES">
       <list>
-        <option value="Class" />
         <option value="JUnit4 Test Class" />
+        <option value="Class" />
       </list>
     </option>
   </component>
+  <component name="FindInProjectRecents">
+    <findStrings>
+      <find>expect</find>
+      <find>reverse</find>
+      <find>convertToInt</find>
+      <find>merge</find>
+      <find>averageArr</find>
+      <find>getEven</find>
+    </findStrings>
+  </component>
   <component name="Git.Settings">
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
   </component>
   <component name="GradleLocalSettings">
-    <option name="externalProjectsViewState">
-      <projects_view />
-    </option>
     <option name="projectSyncType">
       <map>
         <entry key="$USER_HOME$/GitHub/gs-gradle/initial" value="PREVIEW" />
@@ -84,8 +173,14 @@
   <component name="IdeDocumentHistory">
     <option name="CHANGED_PATHS">
       <list>
-        <option value="$PROJECT_DIR$/arraz/src/test/java/ArrazTest.java" />
         <option value="$PROJECT_DIR$/README.md" />
+        <option value="$PROJECT_DIR$/arraz/src/main/java/OddEven.java" />
+        <option value="$PROJECT_DIR$/arraz/src/main/java/MaxMin.java" />
+        <option value="$PROJECT_DIR$/arraz/src/main/java/SmallestSecondSmallest.java" />
+        <option value="$PROJECT_DIR$/../Submitted/Assessment1/src/main/java/com/zipcodewilmington/assessment1/part2/ArrayUtils.java" />
+        <option value="$PROJECT_DIR$/../Submitted/JavaAssessment2Final/src/main/java/com/zipcodewilmington/assessment2/part2/ArrayUtility.java" />
+        <option value="$PROJECT_DIR$/arraz/src/test/java/ArrazTest.java" />
+        <option value="$PROJECT_DIR$/arraz/src/main/java/Arraz.java" />
       </list>
     </option>
   </component>
@@ -102,27 +197,17 @@
       </MavenImportingSettings>
     </option>
   </component>
-  <component name="ProjectFrameBounds">
-    <option name="x" value="242" />
-    <option name="y" value="45" />
-    <option name="width" value="1538" />
-    <option name="height" value="962" />
+  <component name="ProjectFrameBounds" extendedState="6">
+    <option name="y" value="23" />
+    <option name="width" value="1280" />
+    <option name="height" value="731" />
   </component>
   <component name="ProjectView">
-    <navigator currentView="ProjectPane" proportions="" version="1">
-      <flattenPackages />
-      <showMembers />
-      <showModules />
-      <showLibraryContents />
-      <hideEmptyPackages />
-      <abbreviatePackageNames />
-      <autoscrollToSource />
-      <autoscrollFromSource />
-      <sortByType />
-      <manualOrder />
+    <navigator proportions="" version="1">
       <foldersAlwaysOnTop value="true" />
     </navigator>
     <panes>
+      <pane id="PackagesPane" />
       <pane id="ProjectPane">
         <subPane>
           <expand>
@@ -151,27 +236,48 @@
             <path>
               <item name="ArraysGoneWild" type="b2602c69:ProjectViewProjectNode" />
               <item name="ArraysGoneWild" type="462c0819:PsiDirectoryNode" />
+              <item name="arraz" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="main" type="462c0819:PsiDirectoryNode" />
+              <item name="java" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="ArraysGoneWild" type="b2602c69:ProjectViewProjectNode" />
+              <item name="ArraysGoneWild" type="462c0819:PsiDirectoryNode" />
+              <item name="arraz" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="test" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="ArraysGoneWild" type="b2602c69:ProjectViewProjectNode" />
+              <item name="ArraysGoneWild" type="462c0819:PsiDirectoryNode" />
+              <item name="arraz" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="test" type="462c0819:PsiDirectoryNode" />
+              <item name="java" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="ArraysGoneWild" type="b2602c69:ProjectViewProjectNode" />
+              <item name="ArraysGoneWild" type="462c0819:PsiDirectoryNode" />
               <item name="DocumentationOnArrays" type="462c0819:PsiDirectoryNode" />
             </path>
           </expand>
           <select />
         </subPane>
       </pane>
-      <pane id="Scratches" />
-      <pane id="PackagesPane" />
-      <pane id="AndroidView" />
       <pane id="Scope" />
     </panes>
   </component>
   <component name="PropertiesComponent">
-    <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
-    <property name="settings.editor.selected.configurable" value="configurable.group.appearance" />
+    <property name="GO_FMT" value="false" />
     <property name="WebServerToolWindowFactoryState" value="false" />
     <property name="aspect.path.notification.shown" value="true" />
-    <property name="last_opened_file_path" value="$PROJECT_DIR$" />
-    <property name="jdk.selected.JAVA_MODULE" value="1.8" />
+    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1544309580686" />
     <property name="com.intellij.testIntegration.createTest.CreateTestDialog.defaultLibrary" value="JUnit4" />
-    <property name="GO_FMT" value="false" />
+    <property name="jdk.selected.JAVA_MODULE" value="1.8" />
+    <property name="last_opened_file_path" value="$PROJECT_DIR$" />
+    <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
+    <property name="settings.editor.selected.configurable" value="configurable.group.appearance" />
   </component>
   <component name="RecentsManager">
     <key name="CreateTestDialog.RecentsKey">
@@ -193,90 +299,111 @@
       </list>
     </option>
   </component>
-  <component name="RunManager">
+  <component name="RunManager" selected="JUnit.ArrazTest">
     <configuration default="true" type="Applet" factoryName="Applet">
-      <option name="WIDTH" value="400" />
-      <option name="HEIGHT" value="300" />
       <option name="POLICY_FILE" value="$APPLICATION_HOME_DIR$/bin/appletviewer.policy" />
-      <module />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
     </configuration>
     <configuration default="true" type="Application" factoryName="Application">
-      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
-      <option name="MAIN_CLASS_NAME" />
-      <option name="VM_PARAMETERS" />
-      <option name="PROGRAM_PARAMETERS" />
       <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$" />
-      <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
-      <option name="ALTERNATIVE_JRE_PATH" />
-      <option name="ENABLE_SWING_INSPECTOR" value="false" />
-      <option name="ENV_VARIABLES" />
-      <option name="PASS_PARENT_ENVS" value="true" />
-      <module name="" />
-      <envs />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
     </configuration>
-    <configuration default="true" type="JUnit" factoryName="JUnit">
-      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
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-      <option name="METHOD_NAME" />
-      <option name="TEST_OBJECT" value="class" />
-      <option name="VM_PARAMETERS" value="-ea" />
-      <option name="PARAMETERS" />
+    <configuration name="ArrazTest" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="arraz" />
+      <option name="PACKAGE_NAME" value="" />
+      <option name="MAIN_CLASS_NAME" value="ArrazTest" />
       <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
-      <option name="ENV_VARIABLES" />
-      <option name="PASS_PARENT_ENVS" value="true" />
-      <option name="TEST_SEARCH_SCOPE">
-        <value defaultName="singleModule" />
-      </option>
-      <envs />
-      <patterns />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
     </configuration>
-    <configuration default="true" type="Remote" factoryName="Remote">
-      <option name="USE_SOCKET_TRANSPORT" value="true" />
-      <option name="SERVER_MODE" value="false" />
-      <option name="SHMEM_ADDRESS" value="javadebug" />
-      <option name="HOST" value="localhost" />
-      <option name="PORT" value="5005" />
+    <configuration name="ArrazTest.test01insertAtEndAndCopy" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="arraz" />
+      <option name="PACKAGE_NAME" value="" />
+      <option name="MAIN_CLASS_NAME" value="ArrazTest" />
+      <option name="METHOD_NAME" value="test01insertAtEndAndCopy" />
+      <option name="TEST_OBJECT" value="method" />
+      <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <configuration name="ArrazTest.test01makeMeAnArrayFromArrayList" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="arraz" />
+      <option name="PACKAGE_NAME" value="" />
+      <option name="MAIN_CLASS_NAME" value="ArrazTest" />
+      <option name="METHOD_NAME" value="test01makeMeAnArrayFromArrayList" />
+      <option name="TEST_OBJECT" value="method" />
+      <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <configuration name="ArrazTest.test02find2ndLargestValueFromArray" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="arraz" />
+      <option name="PACKAGE_NAME" value="" />
+      <option name="MAIN_CLASS_NAME" value="ArrazTest" />
+      <option name="METHOD_NAME" value="test02find2ndLargestValueFromArray" />
+      <option name="TEST_OBJECT" value="method" />
+      <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <configuration name="ArrazTest.test02insertAtStartAndCopy" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="arraz" />
+      <option name="PACKAGE_NAME" value="" />
+      <option name="MAIN_CLASS_NAME" value="ArrazTest" />
+      <option name="METHOD_NAME" value="test02insertAtStartAndCopy" />
+      <option name="TEST_OBJECT" value="method" />
+      <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <configuration default="true" type="JUnit" factoryName="JUnit">
+      <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
     </configuration>
     <configuration default="true" type="TestNG" factoryName="TestNG">
-      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
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-      <option name="USE_DEFAULT_REPORTERS" value="false" />
-      <option name="PROPERTIES_FILE" />
-      <envs />
       <properties />
       <listeners />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
     </configuration>
     <configuration default="true" type="#org.jetbrains.idea.devkit.run.PluginConfigurationType" factoryName="Plugin">
       <module name="" />
       <option name="VM_PARAMETERS" value="-Xmx512m -Xms256m -XX:MaxPermSize=250m -ea" />
       <option name="PROGRAM_PARAMETERS" />
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-            <folding />
-          </first_editor>
-          <second_editor />
+        <state relative-caret-position="175">
+          <caret line="350" lean-forward="true" selection-start-line="350" selection-end-line="350" />
+          <folding>
+            <element signature="imports" expanded="true" />
+            <element signature="e#4916#4924#0" expanded="true" />
+            <element signature="e#5107#5116#0" expanded="true" />
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+            <element signature="e#13836#13845#0" expanded="true" />
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+            <element signature="e#21114#21123#0" expanded="true" />
+          </folding>
         </state>
       </provider>
     </entry>

arraz/arraz.iml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_5">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
     <output url="file://$MODULE_DIR$/target/classes" />
     <output-test url="file://$MODULE_DIR$/target/test-classes" />
     <content url="file://$MODULE_DIR$">

arraz/pom.xml

@@ -7,6 +7,18 @@
     <groupId>rocks.zipcode.arraysgonewild</groupId>
     <artifactId>arraz</artifactId>
     <version>1.0-SNAPSHOT</version>
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>8</source>
+                    <target>8</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
     <dependencies>
         <dependency>
             <groupId>junit</groupId>

arraz/src/main/java/Arraz.java

@@ -1,2 +1,327 @@
-public class Arraz {
+import java.util.Arrays;
+import java.util.Iterator;
+import java.util.List;
+public class Arraz<T extends Object> {
+
+    private T[] array;
+
+    public Arraz(T[] arr) {
+        array = arr;
+    }
+    public Arraz() {
+    }
+    public Integer sumInteger() {
+        Integer sum = 0;
+        for(int i = 0; i < array.length; i ++){
+            sum += (Integer)array[i];
+        }
+        return sum;
+    }
+    public Integer sumInteger(Integer[] array) {
+        Integer sum = 0;
+        for(int i = 0; i < array.length; i ++){
+            sum += array[i];
+        }
+        return sum;
+    }
+    public Double sumDouble(){
+        Double sum = 0.0;
+        for(int i = 0; i < array.length; i ++){
+            sum += (Double)array[i];
+        }
+        return sum;
+    }
+    public Integer avgInteger() {
+        Integer sum = sumInteger();
+        return sum/array.length;
+    }
+    public Double avgInteger(Integer[] array) {
+        Integer sum = sumInteger(array);
+        return (double) sum / (double) array.length;
+    }
+    public Double avgDouble() {
+        Double sum = sumDouble();
+        return sum/array.length;
+    }
+    public boolean contains(Integer i) {
+        for (T anArray : array) {
+            if (anArray.equals(i)) {
+                return true;
+            }
+        }
+        return false;
+    }
+    public Integer[] reverse() {
+        Integer[] newArr = new Integer[array.length];
+        for(int i = 0; i < array.length; i ++){
+            newArr[(array.length - 1) - i] = (Integer) array[i];
+        }
+        return newArr;
+    }
+    public Integer[] reverse(Integer[] array) {
+        Integer[] newArr = new Integer[array.length];
+        for(int i = 0; i < array.length; i ++){
+            newArr[(array.length - 1) - i] = (Integer) array[i];
+        }
+        return newArr;
+    }
+    public OddEven getOddEvenes() {
+        OddEven answer = new OddEven();
+        for(T in : array){
+            if((Integer) in % 2 == 0){
+                answer.increaseEvens();
+            } else{
+                answer.increaseOdds();
+            }
+        }
+        return answer;
+    }
+    public int indexOf(T aba) {
+        for(int i = 0; i < array.length; i ++){
+            if(array[i].equals(aba)){
+                return i;
+            }
+        }
+        return -1;
+    }
+    public Integer[] copyIterator() {
+        Integer[] newArr = new Integer[array.length];
+        Iterator<T> it = Arrays.asList(this.array).iterator();
+        int i = 0;
+        while(it.hasNext()){
+            Integer element = (Integer) it.next();
+            newArr[i] = element;
+            i++;
+        }
+        return newArr;
+    }
+    public Integer[] copyLoop() {
+        Integer[] newArr = new Integer[array.length];
+        for(int i = 0; i < array.length; i ++){
+            newArr[i] = (Integer) array[i];
+        }
+        return newArr;
+    }
+    public T[] removeElement(T abba) {
+        boolean removed = false;
+        T[] newInt = Arrays.copyOf(array, array.length - 1);
+        for(int i = 0; i < newInt.length; i ++){
+            if(array[i].equals(abba)){
+                removed = true;
+            }
+            if(removed){
+                newInt[i] = array[i + 1];
+            } else {
+                newInt[i] = array[i];
+            }
+        }
+        return newInt;
+    }
+    public T[] insertElement(int i, T element) {
+        boolean added = false;
+        T[] newInt = Arrays.copyOf(array, array.length + 1);
+        for(int n = 0; n < newInt.length; n ++){
+            if(n == i){
+                added = true;
+                newInt[n] = element;
+                continue;
+            }
+            if(added){
+                newInt[n] = array[n - 1];
+            } else {
+                newInt[n] = array[n];
+            }
+        }
+        return newInt;
+    }
+    public MaxMin getMaxMin() {
+        Integer max = 0;
+        for(T in : array){
+            if((Integer) in > max){
+                max = (Integer)in;
+            }
+        }
+        Integer min = max;
+        for(T in : array){
+            if((Integer) in < min){
+                min = (Integer) in;
+            }
+        }
+        return new MaxMin(max, min);
+    }
+    public Integer[] removeDuplicates() {
+        Integer[] newArr = createEmptyArrayWithOutDuplicatesNotExact(2);
+        int index = 0;
+        for (int i = 0; i < array.length; i++) {
+            Integer number = (Integer)array[i];
+            int amount = findDuplicateOfElement(number);
+            if (amount >= 2) {
+                Integer[] indexes = getIndexsOfElements(number);
+                i = indexes[indexes.length - 1];
+            } else {
+                newArr[index] = (Integer)array[i];
+                index++;
+            }
+        }
+        return newArr;
+    }
+    public Integer[] createEmptyArrayWithOutDuplicatesNotExact(Integer maxNumberOfDuplications){
+        int removeAmount = 0;
+        for(int i = 0; i < array.length; i ++){
+            Integer[] indexes = getIndexsOfElements((Integer)array[i]);
+            if(indexes.length >= maxNumberOfDuplications) {
+                removeAmount += indexes.length;
+                i = indexes[indexes.length - 1];
+            }
+        }
+        return new Integer[array.length - removeAmount];
+    }
+
+    public Integer[] getIndexsOfElements(Integer element){
+        Integer[] indexes = new Integer[findDuplicateOfElement(element)];
+        for(int i = 0; i < indexes.length; i ++){
+            for(int j = 0; j < array.length; j ++){
+                if(array[j].equals(element)){
+                    if(!containsIndex(indexes, j)){
+                        indexes[i] = j;
+                        break;
+                    }
+                }
+            }
+        }
+        return indexes;
+    }
+
+    public boolean containsIndex(Integer[] arr, Integer element){
+        for(Integer integer : arr){
+            if(integer != null) {
+                if (integer.equals(element)) {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
+    public int findDuplicateOfElement(int element){
+        int count = 0;
+        for(T i : array){
+            if(i.equals(element)){
+                count ++;
+            }
+        }
+        return count;
+    }
+    public Double find2ndLargestValueFromArray() {
+        Double arr[] = new Double[array.length];
+        for(int i = 0; i < array.length; i ++){
+            if(array[i] instanceof Double){
+                arr[i] = (Double) array[i];
+            }
+        }
+        Arrays.sort(arr);
+        return arr[arr.length -2];
+    }
+    public List<T> makeMeAnArrayListFromArray() {
+        return Arrays.asList(array);
+    }
+    public Integer[] makeMeAnArrayFromArrayList(List<Integer> test) {
+        return test.toArray(new Integer[test.size()]);
+    }
+    public boolean isEqual(T[] test02) {
+        boolean equal = false;
+        for(int i = 0; i < array.length; i ++){
+            if(array[i].equals(test02[i])){
+                equal = true;
+            } else {
+                equal = false;
+                break;
+            }
+        }
+        return equal;
+    }
+    public Integer[] convertToIntArray(){
+        Integer[] newArr = new Integer[array.length];
+        for(int i = 0; i < array.length; i ++){
+            Integer element = (Integer) array[i];
+            newArr[i] = element;
+        }
+        return newArr;
+    }
+    public Integer[] convertToIntArray(T[] array){
+        Integer[] newArr = new Integer[array.length];
+        for(int i = 0; i < array.length; i ++){
+            Integer element = (Integer) array[i];
+            newArr[i] = element;
+        }
+        return newArr;
+    }
+    public Double averageArrayWithoutMaxMin() {
+        Integer[] newArr = convertToIntArray();
+        Arrays.sort(newArr);
+        Integer[] findAvg = Arrays.copyOfRange(newArr, 1, newArr.length-1);
+        return avgInteger(findAvg);
+    }
+    public boolean arrayHas65and77() {
+        return contains(65) && contains(77);
+    }
+    public boolean theTotalofTensIs30() {
+        Integer tenTotal = 0;
+        for(int i = 0; i < array.length; i ++){
+            Integer number = (Integer) array[i];
+            if(number % 10 == 0){
+                tenTotal += number;
+            }
+        }
+        return tenTotal % 30 == 0;
+    }
+    public SmallestSecondSmallest findSmallestSecondSmallest() {
+        Integer[] newArr = convertToIntArray();
+        Arrays.sort(newArr);
+        return new SmallestSecondSmallest(newArr[0], newArr[1]);
+    }
+    public Integer[] makeMeACopyPlease() {
+        Integer[] newArr = convertToIntArray();
+        return reverse(newArr);
+    }
+    public Integer[] removeLastItemAndCopy() {
+        T[] newArr = removeElement(array[array.length - 1]);
+        return convertToIntArray(newArr);
+    }
+    public Integer[] removeFirstItemAndCopy() {
+        T[] newArr = removeElement(array[0]);
+        return convertToIntArray(newArr);
+    }
+    public T[] insertFirstItemAndCopy(T i) {
+        T[] newArr = insertElement(0, i);
+        return newArr;
+    }
+    public T[] insertAtEndAndCopy(T i) {
+        T[] newArr = insertElement(array.length, i);
+        return newArr;
+    }
+    public Integer[] sortArrayIntoEvensThenOdds() {
+        OddEven type = getOddEvenes();
+        Integer[] odds = new Integer[type.getOdds()];
+        int oddIndex = 0;
+        Integer[] even = new Integer[type.getEvens()];
+        int evenIndex = 0;
+        for(int i = 0; i < array.length; i ++){
+            Integer number = (Integer) array[i];
+            if(number % 2 == 0){
+                even[evenIndex] = number;
+                evenIndex++;
+            } else {
+                odds[oddIndex] = number;
+                oddIndex ++;
+            }
+        }
+        return merge(even, odds);
+    }
+    public Integer[] merge(Integer[] array1, Integer[] array2) {
+        Integer[] result = Arrays.copyOf(array1, array1.length + array2.length);
+        System.arraycopy(array2, 0, result, array1.length, array2.length);
+        return result;
+    }
 }
+

arraz/src/main/java/MaxMin.java

@@ -0,0 +1,36 @@
+public class MaxMin {
+    public int max;
+    public int min;
+
+    public MaxMin(int max, int min) {
+        this.max = max;
+        this.min = min;
+    }
+
+    public MaxMin() {
+    }
+
+    public int getMax() {
+        return max;
+    }
+
+    public int getMin() {
+        return min;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if(obj instanceof MaxMin){
+            return ((MaxMin)obj).getMax() == max && ((MaxMin)obj).getMin() == min;
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return "MaxMin{" +
+                "max=" + max +
+                ", min=" + min +
+                '}';
+    }
+}

arraz/src/main/java/OddEven.java

@@ -0,0 +1,54 @@
+public class OddEven {
+    private int odds;
+    private int evens;
+
+    public OddEven(int odds, int evens) {
+        this.odds = odds;
+        this.evens = evens;
+    }
+
+    public OddEven() {
+        this.odds = 0;
+        this.evens = 0;
+    }
+
+    public void increaseOdds(){
+        this.odds ++;
+    }
+
+    public void increaseEvens(){
+        this.evens ++;
+    }
+
+    public int getOdds() {
+        return odds;
+    }
+
+    public void setOdds(int odds) {
+        this.odds = odds;
+    }
+
+    public int getEvens() {
+        return evens;
+    }
+
+    public void setEvens(int evens) {
+        this.evens = evens;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if(obj instanceof OddEven){
+            return ((OddEven) obj).getEvens() == this.getEvens() && ((OddEven) obj).getOdds() == this.getOdds();
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return "OddEven{" +
+                "odds=" + odds +
+                ", evens=" + evens +
+                '}';
+    }
+}

arraz/src/main/java/SmallestSecondSmallest.java

@@ -0,0 +1,44 @@
+public class SmallestSecondSmallest {
+    int smallest;
+    int secondSmallest;
+
+    public SmallestSecondSmallest(int smallest, int secondSmallest) {
+        this.smallest = smallest;
+        this.secondSmallest = secondSmallest;
+    }
+
+    public SmallestSecondSmallest() {
+    }
+
+    public int getSmallest() {
+        return smallest;
+    }
+
+    public void setSmallest(int smallest) {
+        this.smallest = smallest;
+    }
+
+    public int getSecondSmallest() {
+        return secondSmallest;
+    }
+
+    public void setSecondSmallest(int secondSmallest) {
+        this.secondSmallest = secondSmallest;
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if(obj instanceof SmallestSecondSmallest){
+            return ((SmallestSecondSmallest) obj).getSecondSmallest() == secondSmallest &&  ((SmallestSecondSmallest) obj).getSmallest() == smallest;
+        }
+        return false;
+    }
+
+    @Override
+    public String toString() {
+        return "SmallestSecondSmallest{" +
+                "smallest=" + smallest +
+                ", secondSmallest=" + secondSmallest +
+                '}';
+    }
+}

arraz/src/test/java/ArrazTest.java

@@ -1,5 +1,579 @@
-import static org.junit.Assert.*;
+import junit.framework.Assert;
+import org.junit.Test;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
 
 public class ArrazTest {
 
+//     * sum values of an array of integers sumValuesOfArray
+        @Test
+        public void test01SumIntegerValues(){
+            Integer[] test = {0, 1, 1, 2, 3, 4};
+            Arraz<Integer> arr = new Arraz(test);
+            Integer expect = 11;
+            Integer actual = arr.sumInteger();
+
+            Assert.assertEquals(expect, actual);
+        }
+
+        @Test
+        public void test02SumIntegerValues(){
+            Integer[] test = {0, 1, 1, 2, 3, 4, 4, 4, 5, 6, 1, 2, 3, 4};
+            Arraz<Integer> arr = new Arraz(test);
+            Integer expect = 40;
+            Integer actual = arr.sumInteger();
+
+            Assert.assertEquals(expect, actual);
+        }
+
+//     * sum values of an array of doubles sumDoublesOfArray
+        @Test
+        public void test01SumDoubleValues(){
+            Double[] test = {.5, .5,.5, .5,.5, .5,.5, .5,.5, .5,.5, .5,.5, .5,.5, .5,.5, .5,};
+            Arraz<Double> arr = new Arraz(test);
+            Double expect = 9.0;
+            Double actual = arr.sumDouble();
+
+            Assert.assertEquals(expect, actual);
+        }
+
+        @Test
+        public void test02SumDoubleValues(){
+            Double[] test = {0.4, 1.6, 1.5};
+            Arraz<Double> arr = new Arraz(test);
+            double expect = 3.5;
+            double actual = arr.sumDouble();
+
+            Assert.assertEquals(expect, actual);
+        }
+
+//     * calculate the average value of an integer array - return an integer averageOfArray
+        @Test
+        public void test01AvgIntegerValues(){
+            Integer[] test = {0, 1, 2, 2, 3, 4};
+            Arraz<Integer> arr = new Arraz(test);
+            Integer expect = 2;
+            Integer actual = arr.avgInteger();
+
+            Assert.assertEquals(expect, actual);
+        }
+
+        @Test
+        public void test02AvgIntegerValues(){
+            Integer[] test = {5, 5, 5, 5, 5};
+            Arraz<Integer> arr = new Arraz(test);
+            Integer expect = 5;
+            Integer actual = arr.avgInteger();
+
+            Assert.assertEquals(expect, actual);
+        }
+
+//     * calculate the average value of an double array - return an double doubleAverageOfArray
+        @Test
+        public void test01doubleAverageOfArray(){
+            Double[] test = {.5, .5, .5, .5, .5, .5};
+            Arraz<Double> arr = new Arraz(test);
+            double expect = .5;
+            double actual = arr.avgDouble();
+
+            Assert.assertEquals(expect, actual);
+        }
+
+        @Test
+        public void test02doubleAverageOfArray(){
+            Double[] test = {.17, .13, .25, .25, .5};
+            Arraz<Integer> arr = new Arraz(test);
+            double expect = .26;
+            double actual = arr.avgDouble();
+
+            Assert.assertEquals(expect, actual);
+        }
+//     * to test if an integer array contains a specific value, pass both array and value as arguments containsValue
+        @Test
+        public void test01IntegerContains(){
+            Integer[] test = {4,5,102,6,-7,12,-32,92,8};
+            Arraz<Integer> arr = new Arraz(test);
+            Assert.assertTrue(arr.contains(5));
+        }
+
+        @Test
+        public void test02IntegerContains(){
+            Integer[] test = {4,5,102,6,-7,12,-32,92,8};
+            Arraz<Integer> arr = new Arraz(test);
+            Assert.assertFalse(arr.contains(19));
+        }
+
+//     * reverse an array of integer values reverseArray
+    @Test
+    public void test01IntegerReverse(){
+        Integer[] test = {4,5,102,6,-7,12,-32,92,8};
+        Arraz<Integer> arr = new Arraz(test);
+        Integer[] expect = {8, 92, -32, 12, -7, 6, 102, 5, 4};
+        Integer[] actual = arr.reverse();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+    @Test
+    public void test02IntegerReverse(){
+        Integer[] test = {1, 2, 3, 4, 5};
+        Integer[] expect = {5, 4, 3, 2, 1};
+        Arraz<Integer> arr = new Arraz(test);
+        Integer[] actual = arr.reverse();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+//     * find the number of even and odd integers in a given array of integers getOddEvensOfArray, return an object of type OddEven
+    @Test
+    public void getEventOdds01(){
+        Integer[] test = {0, 1, 2, 3, 4, 5, 6};
+        Arraz<Integer> arr = new Arraz(test);
+        OddEven expect = new OddEven(3, 4);
+        OddEven actual = arr.getOddEvenes();
+        Assert.assertEquals(expect, actual);
+    }
+
+    @Test
+    public void getEventOdds02(){
+        Integer[] test = {0, 18, 92, 83, -13, 45};
+        Arraz<Integer> arr = new Arraz(test);
+        OddEven expect = new OddEven(3, 3);
+        OddEven actual = arr.getOddEvenes();
+        Assert.assertEquals(expect, actual);
+    }
+//     * find the index of an array element, pass both array and value as arguments findIndexOf
+    @Test
+    public void test01IndexOf(){
+       String[] test = {"aba", "abab", "abbaba"};
+       Arraz<String> arr = new Arraz<String>(test);
+       Assert.assertTrue(arr.indexOf("aba") == 0);
+    }
+
+    @Test
+    public void test02IndexOf(){
+        Integer[] test = {0, 1, 2};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Assert.assertTrue(arr.indexOf(1) == 1);
+    }
+//     * copy an array by iterating the array copyArrayByInterator
+    @Test
+    public void test01IteratorCopy(){
+        Integer[] test = {0, 1, 2};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] expect = {0, 1, 2};
+        Integer[] actual = arr.copyIterator();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+    @Test
+    public void test02IteratorCopy(){
+        Integer[] test = {0, 1, 2, 5, 9, 7, 1, 3};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] expect = {0, 1, 2, 5, 9, 7, 1, 3};
+        Integer[] actual = arr.copyIterator();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+//     * copy an array by looping thru the array copyArrayByLoop
+    @Test
+    public void test01LoopCopy(){
+        Integer[] test = {0, 1, 2, 5, 9, 7, 1, 3};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] expect = {0, 1, 2, 5, 9, 7, 1, 3};
+        Integer[] actual = arr.copyLoop();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+    @Test
+    public void test02LoopCopy(){
+        Integer[] test = {0, 1, 2};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] expect = {0, 1, 2};
+        Integer[] actual = arr.copyLoop();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+//     * remove a specific element from an array removeElementFromArray
+    @Test
+    public void test01RemoveElement(){
+        String[] test = {"aba", "abba", "abba", "abaaba"};
+        String[] expect = {"aba", "abba", "abaaba"};
+        Arraz<String> arr = new Arraz<String>(test);
+        String[] actual = arr.removeElement("abba");
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+    @Test
+    public void test02RemoveElement(){
+        Integer[] test = {0, 1, 1, 2, 3};
+        Integer[] expect = {0, 1, 2, 3};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.removeElement(1);
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+//     * insert an element into an array a specific position insertIntoArrayAt
+    @Test
+    public void test01InsertElement(){
+        String[] test = {"aba", "abba", "abba", "abaaba"};
+        String[] expect = {"aba", "abba","abba", "abba", "abaaba"};
+        Arraz<String> arr = new Arraz<String>(test);
+        String[] actual = arr.insertElement(1, "abba");
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+    @Test
+    public void test02InsertElement(){
+        Integer[] test = {0, 1, 1, 2, 3};
+        Integer[] expect = {0, 5, 1, 1, 2, 3};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.insertElement(1, 5);
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+//     * find the maximum and minimum value of an array findMaxMinOfArray return a MaxMin
+    @Test
+    public void test01FindMinMax(){
+       Integer[] test = {0, 1, 2, 3, 4, 5, 3, 2};
+       MaxMin expect = new MaxMin(5, 0);
+       Arraz<Integer> arr = new Arraz<Integer>(test);
+       MaxMin actual = arr.getMaxMin();
+       Assert.assertEquals(expect, actual);
+    }
+
+    @Test
+    public void test02FindMinMax(){
+        Integer[] test = {0, 1, 2, 3, 4, 5, 3, 2, 9, 17, -32, 5};
+        MaxMin expect = new MaxMin(17, -32);
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        MaxMin actual = arr.getMaxMin();
+        Assert.assertEquals(expect, actual);
+    }
+//     * remove duplicate elements from an array, return new array removeDupesFromArray (make it an array of Integers)
+    @Test
+    public void test01RemoveDuplicates(){
+        Integer[] test  = {0, 1, 1, 2, 3, 3, 4, 4, 5, 6};
+        Integer[] expect = {0, 2, 5, 6};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.removeDuplicates();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+    @Test
+    public void test02RemoveDuplicates(){
+        Integer[] test  = {0, 1, 2, 1, 2, 3, 3, 4, 4, 5, 6};
+        Integer[] expect = {0, 5, 6};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.removeDuplicates();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+//     * find the second largest element in an array of Doubles find2ndLargestValueFromArray
+    @Test
+    public void test01find2ndLargestValueFromArray(){
+        Double[] test = {0.0, .1, .223, .54, -.9};
+        Double expect = .223;
+        Arraz<Double> arr = new Arraz<Double>(test);
+        Double actual = arr.find2ndLargestValueFromArray();
+        Assert.assertEquals(expect, actual);
+    }
+
+    @Test
+    public void test02find2ndLargestValueFromArray(){
+        Double[] test = {0.0, .1, .223, .54, -.9, .224, .93};
+        Double expect = .54;
+        Arraz<Double> arr = new Arraz<Double>(test);
+        Double actual = arr.find2ndLargestValueFromArray();
+        Assert.assertEquals(expect, actual);
+    }
+//     * convert an array to ArrayList makeMeAnArrayListFromArray
+    @Test
+    public void test01makeMeAnArrayListFromArray(){
+        Integer[] test = {0, 1, 2, 3, 4, 5};
+        List<Integer> expect = new ArrayList<Integer>();
+        expect.add(0);expect.add(1);expect.add(2);expect.add(3);expect.add(4);expect.add(5);
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        List<Integer> actual = arr.makeMeAnArrayListFromArray();
+        for(int i = 0; i < expect.size(); i ++){
+            Assert.assertEquals(expect.get(i), actual.get(i));
+        }
+    }
+
+    @Test
+    public void test02makeMeAnArrayListFromArray(){
+        Integer[] test = {5, 5, 7, 6, 2, 5, 7, -1};
+        List<Integer> expect = new ArrayList<Integer>();
+        expect.add(5);expect.add(5);expect.add(7);expect.add(6);expect.add(2);expect.add(5);expect.add(7);expect.add(-1);
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        List<Integer> actual = arr.makeMeAnArrayListFromArray();
+        for(int i = 0; i < expect.size(); i ++){
+            Assert.assertEquals(expect.get(i), actual.get(i));
+        }
+    }
+
+//     * convert an ArrayList to an array makeMeAnArrayFromArrayList
+    @Test
+    public void test01makeMeAnArrayFromArrayList(){
+        List<Integer> test = new ArrayList<Integer>();
+        test.add(5);test.add(5);test.add(7);test.add(6);test.add(2);test.add(5);test.add(7);test.add(-1);
+        Integer[] expect = {5, 5, 7, 6, 2, 5, 7, -1};
+        Arraz<Integer> arr = new Arraz<Integer>();
+        Integer[] actual = arr.makeMeAnArrayFromArrayList(test);
+        System.out.println(Arrays.toString(actual));
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+    @Test
+    public void test02makeMeAnArrayFromArrayList(){
+        List<Integer> test = new ArrayList<Integer>();
+        test.add(0);test.add(1);test.add(2);test.add(3);test.add(4);test.add(5);
+        Integer[] expect = {0, 1, 2, 3, 4, 5};
+        Arraz<Integer> arr = new Arraz<Integer>();
+        Integer[] actual = arr.makeMeAnArrayFromArrayList(test);
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+//     * test the equality of two arrays check2ArraysForEqual
+    @Test
+    public void test01check2ArraysForEqual(){
+        Integer[] test = {0, 1, 2, 3, 4, 5};
+        Integer[] test02 = {0, 1, 2, 3, 4, 5};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Assert.assertTrue(arr.isEqual(test02));
+    }
+
+    @Test
+    public void test02check2ArraysForEqual(){
+        String[] test = {"aba", "aabab", "ababa"};
+        String[] test02 = {"aba", "ababa"};
+        Arraz<String> arr = new Arraz<String>(test);
+        Assert.assertFalse(arr.isEqual(test02));
+    }
+
+//     * compute the average value of an array of integers except the largest and smallest values (be thinking of code re-use for this one) averageArrayWithoutMaxMin
+    @Test
+    public void test01averageArrayWithoutMaxMin(){
+        Integer[] test = {0, 2, 4, 2, 4, 5};
+        double expect = 3;
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        double actual = arr.averageArrayWithoutMaxMin();
+        Assert.assertEquals(expect, actual);
+    }
+
+    @Test
+    public void test02averageArrayWithoutMaxMin(){
+        Integer[] test = {0, -1, 2, 13, 45, 2};
+        double expect = 4.25;
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        double actual = arr.averageArrayWithoutMaxMin();
+        Assert.assertEquals(expect, actual);
+    }
+
+//     * check if an array of integers contains two specified elements: 65 and 77, returns a boolean arrayHas65and77
+    @Test
+    public void test01arrayHas65and77(){
+        Integer[] test = {0, 1, 2, 3, 65, 4, 5, 77};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Assert.assertTrue(arr.arrayHas65and77());
+    }
+
+    @Test
+    public void test02arrayHas65and77(){
+        Integer[] test = {0, 1, 2, 3, 4, 5, 77};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Assert.assertFalse(arr.arrayHas65and77());
+    }
+
+//     * check if the sum of all the 10's in the array is exactly 30. Return false if the condition does not satisfy, otherwise true. theTotalofTensIs30
+    @Test
+    public void test01theTotalofTensIs30(){
+        Integer[] test = {10, 10, 10, 5, 4, 2, 6};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Assert.assertTrue(arr.theTotalofTensIs30());
+    }
+
+    @Test
+    public void test02theTotalofTensIs30(){
+        Integer[] test = {10, 10, 10, 10, 5, 4, 2, 6};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Assert.assertFalse(arr.theTotalofTensIs30());
+    }
+
+//     * find smallest and second smallest elements of a given array
+    @Test
+    public void test01findSmallestSecondSmallest(){
+        Integer[] test = {0, 1, 2, 3, 4, 5};
+        SmallestSecondSmallest expect = new SmallestSecondSmallest(0, 1);
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        SmallestSecondSmallest actual = arr.findSmallestSecondSmallest();
+        Assert.assertEquals(expect, actual);
+    }
+
+    @Test
+    public void test02findSmallestSecondSmalled(){
+        Integer[] test = {0, 5, 2, 3, 4, 5};
+        SmallestSecondSmallest expect = new SmallestSecondSmallest(0, 2);
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        SmallestSecondSmallest actual = arr.findSmallestSecondSmallest();
+        Assert.assertEquals(expect, actual);
+    }
+
+//     * copy an array of integers, reverse it, and return it. makeMeACopyPlease
+    @Test
+    public void test01makeMeACopyPlease(){
+        Integer[] test = {0, 1, 2, 3, 4, 5};
+        Integer[] expect = {5, 4, 3, 2, 1};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.makeMeACopyPlease();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+    @Test
+    public void test02makeMeACopyPlease(){
+        Integer[] test = {0, 3, 2, 5, 6, 5};
+        Integer[] expect = {5, 6, 5, 2, 3, 0};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.makeMeACopyPlease();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+//     * remove the last element from an array of integers, return a copy removeLastItemAndCopy
+    @Test
+    public void test01removeLastItemAndCopy(){
+        Integer[] test = {0, 1, 2, 3, 4, 5};
+        Integer[] expect = {0, 1, 2, 3, 4};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.removeLastItemAndCopy();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+    @Test
+    public void test02removeLastItemAndCopy(){
+        Integer[] test = {0, 1, 2, 3, 4, -5};
+        Integer[] expect = {0, 1, 2, 3, 4};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.removeLastItemAndCopy();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+
+//     * remove the first element from an array of integers, return a copy removeFirstItemAndCopy
+    @Test
+    public void test01removeFirstItemAndCopy(){
+        Integer[] test = {0, 1, 2, 3, 4, -5};
+        Integer[] expect = {1, 2, 3, 4, -5};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.removeFirstItemAndCopy();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+    @Test
+    public void test02removeFirstItemAndCopy(){
+        Integer[] test = {-5, 1, 2, 3, 4, -5};
+        Integer[] expect = {1, 2, 3, 4, -5};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.removeFirstItemAndCopy();
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+//     * insert a new element at the start of an array, return a copy insertAtStartAndCopy
+    @Test
+    public void test01insertAtStartAndCopy(){
+        Integer[] test = {1, 1, 2, 3, 4, -5};
+        Integer[] expect = {1, 1, 1, 2, 3, 4, -5};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.insertFirstItemAndCopy(1);
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+    @Test
+    public void test02insertAtStartAndCopy(){
+        Integer[] test = {1, 1, 2, 3, 4, -5};
+        Integer[] expect = {16, 1, 1, 2, 3, 4, -5};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.insertFirstItemAndCopy(16);
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+//     * insert a new element at the end of an array, return a copy insertAtEndAndCopy
+    @Test
+    public void test01insertAtEndAndCopy(){
+        Integer[] test = {1, 1, 2, 3, 4, -5};
+        Integer[] expect = { 1, 1, 2, 3, 4, -5, 16};
+        System.out.println(Arrays.toString(expect));
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.insertAtEndAndCopy(16);
+        System.out.println(Arrays.toString(actual));
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+    @Test
+    public void test02insertAtEndAndCopy(){
+        String[] test = {"a", "b", "c"};
+        String[] expect = {"a", "b", "c", "d"};
+        Arraz<String> arr = new Arraz<String>(test);
+        String[] actual = arr.insertAtEndAndCopy("d");
+        for(int i = 0; i < expect.length; i ++){
+            Assert.assertEquals(expect[i], actual[i]);
+        }
+    }
+
+//     * separate even and odd numbers of an given array of integers. Put all even numbers first, and then odd numbers sortArrayIntoEvensThenOdds
+    @Test
+    public void test01sortArrayIntoEvensThenOdds(){
+        Integer[] test = {0, 1, 2, 3, 4, 5, 6};
+        Integer[] expect = {0, 2, 4, 6, 1, 3, 5};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.sortArrayIntoEvensThenOdds();
+    }
+
+    @Test
+    public void test02sortArrayIntoEvensThenOdds(){
+        Integer[] test = {0, -1, 2, 3, 4, -5, -6};
+        Integer[] expect = {0, 2, 4, -6, -1, 3, -5};
+        Arraz<Integer> arr = new Arraz<Integer>(test);
+        Integer[] actual = arr.sortArrayIntoEvensThenOdds();
+        System.out.println(Arrays.toString(actual));
+    }
 }