did it all

.idea/.name

@@ -0,0 +1 @@
+arraz

.idea/ArraysGoneWild.iml

@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" inherit-compiler-output="true">
-    <exclude-output />
-    <content url="file://$MODULE_DIR$" />
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>

.idea/encodings.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding" addBOMForNewFiles="with NO BOM" />
+</project>

.idea/libraries/Maven__junit_junit_4_0.xml

@@ -1,13 +0,0 @@
-<component name="libraryTable">
-  <library name="Maven: junit:junit:4.0">
-    <CLASSES>
-      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.0/junit-4.0.jar!/" />
-    </CLASSES>
-    <JAVADOC>
-      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.0/junit-4.0-javadoc.jar!/" />
-    </JAVADOC>
-    <SOURCES>
-      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.0/junit-4.0-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>

.idea/misc.xml

@@ -3,8 +3,11 @@
   <component name="MavenProjectsManager">
     <option name="originalFiles">
       <list>
-        <option value="$PROJECT_DIR$/arraz/pom.xml" />
+        <option value="$PROJECT_DIR$/pom.xml" />
       </list>
     </option>
   </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/classes" />
+  </component>
 </project>

.idea/modules.xml

@@ -2,8 +2,7 @@
 <project version="4">
   <component name="ProjectModuleManager">
     <modules>
-      <module fileurl="file://$PROJECT_DIR$/.idea/ArraysGoneWild.iml" filepath="$PROJECT_DIR$/.idea/ArraysGoneWild.iml" />
-      <module fileurl="file://$PROJECT_DIR$/arraz/arraz.iml" filepath="$PROJECT_DIR$/arraz/arraz.iml" />
+      <module fileurl="file://$PROJECT_DIR$/arraz.iml" filepath="$PROJECT_DIR$/arraz.iml" />
     </modules>
   </component>
 </project>

.idea/vcs.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="VcsDirectoryMappings">
-    <mapping directory="" vcs="Git" />
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
   </component>
 </project>

.idea/workspace.xml

@@ -1,185 +1,66 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <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" />
+    <list default="true" id="3fc87622-08b2-417d-8140-8f13b5719ccd" name="Default Changelist" comment="">
+      <change afterPath="$PROJECT_DIR$/arraz/.idea/compiler.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/arraz/.idea/libraries/Maven__junit_junit_4_0.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/arraz/.idea/misc.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/arraz/.idea/modules.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/arraz/.idea/vcs.xml" afterDir="false" />
+      <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 beforePath="$PROJECT_DIR$/.idea/ArraysGoneWild.iml" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/libraries/Maven__junit_junit_4_0.xml" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/misc.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/misc.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/modules.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/modules.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/vcs.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/vcs.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/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/" />
+    <ignored path="$PROJECT_DIR$/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="FileEditorManager">
-    <leaf SIDE_TABS_SIZE_LIMIT_KEY="375">
-      <file leaf-file-name="pom.xml" 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>
-        </entry>
-      </file>
-      <file leaf-file-name="Arraz.java" 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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-              <folding />
-            </state>
-          </provider>
-        </entry>
-      </file>
-      <file leaf-file-name="ArrazTest.java" pinned="false" current-in-tab="false">
-        <entry file="file://$PROJECT_DIR$/arraz/src/test/java/ArrazTest.java">
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-              <folding />
-            </state>
-          </provider>
-        </entry>
-      </file>
-      <file leaf-file-name="README.md" pinned="false" current-in-tab="true">
-        <entry file="file://$PROJECT_DIR$/README.md">
-          <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
-            <state split_layout="SPLIT">
-              <first_editor relative-caret-position="306">
-                <caret line="18" column="0" lean-forward="true" selection-start-line="18" selection-start-column="0" selection-end-line="18" selection-end-column="0" />
-                <folding />
-              </first_editor>
-              <second_editor />
-            </state>
-          </provider>
-        </entry>
-      </file>
-    </leaf>
-  </component>
-  <component name="FileTemplateManagerImpl">
-    <option name="RECENT_TEMPLATES">
-      <list>
-        <option value="Class" />
-        <option value="JUnit4 Test Class" />
-      </list>
-    </option>
-  </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" />
-      </map>
-    </option>
-  </component>
-  <component name="IdeDocumentHistory">
-    <option name="CHANGED_PATHS">
-      <list>
-        <option value="$PROJECT_DIR$/arraz/src/test/java/ArrazTest.java" />
-        <option value="$PROJECT_DIR$/README.md" />
-      </list>
-    </option>
-  </component>
-  <component name="JsBuildToolGruntFileManager" detection-done="true" sorting="DEFINITION_ORDER" />
-  <component name="JsBuildToolPackageJson" detection-done="true" sorting="DEFINITION_ORDER" />
-  <component name="JsGulpfileManager">
-    <detection-done>true</detection-done>
-    <sorting>DEFINITION_ORDER</sorting>
-  </component>
-  <component name="MavenImportPreferences">
-    <option name="importingSettings">
-      <MavenImportingSettings>
-        <option name="importAutomatically" value="true" />
-      </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" />
+    <option name="x" value="329" />
+    <option name="y" value="24" />
+    <option name="width" value="1111" />
+    <option name="height" value="793" />
   </component>
+  <component name="ProjectLevelVcsManager" settingsEditedManually="true" />
   <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="Scope" />
       <pane id="ProjectPane">
         <subPane>
           <expand>
             <path>
-              <item name="ArraysGoneWild" type="b2602c69:ProjectViewProjectNode" />
-              <item name="ArraysGoneWild" type="462c0819:PsiDirectoryNode" />
-            </path>
-            <path>
-              <item name="ArraysGoneWild" type="b2602c69:ProjectViewProjectNode" />
-              <item name="ArraysGoneWild" type="462c0819:PsiDirectoryNode" />
-              <item name="arraz" 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" />
-            </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="main" type="462c0819:PsiDirectoryNode" />
-            </path>
-            <path>
-              <item name="ArraysGoneWild" type="b2602c69:ProjectViewProjectNode" />
-              <item name="ArraysGoneWild" type="462c0819:PsiDirectoryNode" />
-              <item name="DocumentationOnArrays" type="462c0819:PsiDirectoryNode" />
+              <item name="arraz" type="b2602c69:ProjectViewProjectNode" />
+              <item name="Scratches and Consoles" type="1a2a3e82:ScratchProjectViewPane$MyProjectNode" />
             </path>
           </expand>
           <select />
         </subPane>
       </pane>
-      <pane id="Scratches" />
       <pane id="PackagesPane" />
-      <pane id="AndroidView" />
-      <pane id="Scope" />
     </panes>
   </component>
   <component name="PropertiesComponent">
-    <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
-    <property name="settings.editor.selected.configurable" value="configurable.group.appearance" />
     <property name="WebServerToolWindowFactoryState" value="false" />
     <property name="aspect.path.notification.shown" value="true" />
-    <property name="last_opened_file_path" value="$PROJECT_DIR$" />
-    <property name="jdk.selected.JAVA_MODULE" value="1.8" />
-    <property name="com.intellij.testIntegration.createTest.CreateTestDialog.defaultLibrary" value="JUnit4" />
-    <property name="GO_FMT" value="false" />
-  </component>
-  <component name="RecentsManager">
-    <key name="CreateTestDialog.RecentsKey">
-      <recent name="" />
-    </key>
-    <key name="CreateTestDialog.Recents.Supers">
-      <recent name="" />
-    </key>
+    <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
+    <property name="nodejs_npm_path_reset_for_default_project" value="true" />
   </component>
   <component name="RunDashboard">
     <option name="ruleStates">
@@ -193,285 +74,58 @@
       </list>
     </option>
   </component>
-  <component name="RunManager">
-    <configuration default="true" type="Applet" factoryName="Applet">
-      <option name="WIDTH" value="400" />
-      <option name="HEIGHT" value="300" />
-      <option name="POLICY_FILE" value="$APPLICATION_HOME_DIR$/bin/appletviewer.policy" />
-      <module />
-    </configuration>
-    <configuration default="true" type="Application" factoryName="Application">
-      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
-      <option name="MAIN_CLASS_NAME" />
-      <option name="VM_PARAMETERS" />
-      <option name="PROGRAM_PARAMETERS" />
-      <option name="WORKING_DIRECTORY" value="$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 />
-    </configuration>
-    <configuration default="true" type="JUnit" factoryName="JUnit">
-      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
-      <module name="" />
-      <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
-      <option name="ALTERNATIVE_JRE_PATH" />
-      <option name="PACKAGE_NAME" />
-      <option name="MAIN_CLASS_NAME" />
-      <option name="METHOD_NAME" />
-      <option name="TEST_OBJECT" value="class" />
-      <option name="VM_PARAMETERS" value="-ea" />
-      <option name="PARAMETERS" />
-      <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" />
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-      <envs />
-      <patterns />
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-      <option name="USE_SOCKET_TRANSPORT" value="true" />
-      <option name="SERVER_MODE" value="false" />
-      <option name="SHMEM_ADDRESS" value="javadebug" />
-      <option name="HOST" value="localhost" />
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-      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
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-      <option name="METHOD_NAME" />
-      <option name="GROUP_NAME" />
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-      <option name="PARAMETERS" />
-      <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
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-      <option name="ANNOTATION_TYPE" />
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-      <option name="PASS_PARENT_ENVS" value="true" />
-      <option name="TEST_SEARCH_SCOPE">
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-      <option name="PROPERTIES_FILE" />
-      <envs />
-      <properties />
-      <listeners />
-    </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" />
-      <predefined_log_file id="idea.log" enabled="true" />
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-  </component>
-  <component name="ShelveChangesManager" show_recycled="false">
-    <option name="remove_strategy" value="false" />
-  </component>
   <component name="SvnConfiguration">
     <configuration />
   </component>
   <component name="TaskManager">
     <task active="true" id="Default" summary="Default task">
-      <changelist id="3455511b-a100-4bbd-b07c-68f009bc8dbc" name="Default" comment="" />
-      <created>1543955860758</created>
+      <changelist id="3fc87622-08b2-417d-8140-8f13b5719ccd" name="Default Changelist" comment="" />
+      <created>1544055836134</created>
       <option name="number" value="Default" />
       <option name="presentableId" value="Default" />
-      <updated>1543955860758</updated>
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-      <workItem from="1543958998826" duration="113000" />
-      <workItem from="1544020724645" duration="762000" />
+      <updated>1544055836134</updated>
+      <workItem from="1544055837332" duration="593000" />
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-      <option name="presentableId" value="LOCAL-00001" />
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-      <updated>1544021313039</updated>
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-    <option name="localTasksCounter" value="2" />
     <servers />
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="3222000" />
+    <option name="totallyTimeSpent" value="593000" />
   </component>
   <component name="ToolWindowManager">
-    <frame x="242" y="45" width="1538" height="962" extended-state="0" />
-    <editor active="true" />
+    <frame x="329" y="24" width="1111" height="793" extended-state="0" />
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arraz/.idea/encodings.xml

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arraz/.idea/vcs.xml

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arraz/arraz.iml

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       <excludeFolder url="file://$MODULE_DIR$/target" />
     </content>
-    <orderEntry type="jdk" jdkName="1.8" jdkType="JavaSDK" />
+    <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="Maven: junit:junit:4.0" level="project" />
+    <orderEntry type="library" name="Maven: junit:junit:4.12" level="project" />
+    <orderEntry type="library" name="Maven: org.hamcrest:hamcrest-core:1.3" level="project" />
   </component>
 </module>

arraz/pom.xml

@@ -11,7 +11,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.0</version>
+            <version>4.12</version>
         </dependency>
     </dependencies>
 

arraz/src/main/java/Arraz.java

@@ -1,2 +1,210 @@
+import java.util.*;
+
 public class Arraz {
+
+
+    int sumValuesOfArray(int[] intArray) {
+        int sum = 0;
+        for (int i : intArray) { sum += i; }
+        return sum;
+    }
+
+    Double sumDoublesOfArray(Double[] doubleArray) {
+        Double sum = 0.0;
+        for (Double d : doubleArray) { sum += d; }
+        return sum;
+    }
+
+    int averageOfArray(int[] intArray) {
+        int sum = sumValuesOfArray(intArray);
+        return sum/intArray.length;
+    }
+
+    Double doubleAverageOfArray(Double[] doubleArray) {
+        Double sum = sumDoublesOfArray(doubleArray);
+        return sum/doubleArray.length;
+    }
+
+    boolean containsValue(int[] intArray, int value) {
+        for (int i = 0; i < intArray.length; i++) {
+            if (intArray[i] == value) return true;
+        }
+        return false;
+    }
+
+    int[] reverseArray(int[] intArray) {
+        for (int i = 0; i < intArray.length/2; i++) {
+            int temp = intArray[i];
+            intArray[i] = intArray[intArray.length-1-i];
+            intArray[intArray.length-1-i] = temp;
+        }
+        return intArray;
+    }
+
+    OddEven oddEven(int[] intArray) {
+        ArrayList<Integer> odds = new ArrayList<>();
+        ArrayList<Integer> evens = new ArrayList<>();
+        for (int i : intArray) {
+            if (i%2==0) {
+                evens.add(i);
+            } else {
+                odds.add(i);
+            }
+        }
+        Integer[] oddsArray = odds.toArray(new Integer[odds.size()]);
+        Integer[] evensArray = evens.toArray(new Integer[evens.size()]);
+        return new OddEven(oddsArray, evensArray);
+    }
+
+    int findIndexOf(int[] intArray, int value) {
+        for (int i = 0; i < intArray.length; i++) { if (intArray[i] == value) return i; }
+        return -1;
+    }
+
+    Integer[] copyArrayByIterator(Integer[] intArray) {
+        Iterator<Integer> integerIterator = Arrays.asList(intArray).iterator();
+        Integer[] intArrayCopy = new Integer[intArray.length];
+        int counter = 0;
+        while (integerIterator.hasNext()) {
+            intArrayCopy[counter] = integerIterator.next();
+            counter++;
+        }
+        return intArrayCopy;
+    }
+
+    int[] copyArrayByLoop(int[] intArray) {
+        int[] intArrayCopy = new int[intArray.length];
+        for (int i = 0; i < intArray.length; i++) {
+            intArrayCopy[i] = intArray[i];
+        }
+        return intArrayCopy;
+    }
+
+    int[] removeElementFromArray(int[] intArray, int value) {
+        int[] newArray = new int[intArray.length-1];
+        int counter = 0;
+        for (int i: intArray) {
+            if (i != value) {
+                newArray[counter] = i;
+                counter++;
+            }
+        }
+        return newArray;
+    }
+
+    int[] insertIntoArrayAt(int[] intArray, int value, int index) {
+        int[] newArray = new int[intArray.length+1];
+        for (int i = 0; i < newArray.length; i++) {
+            if (i < index) {
+                newArray[i] = intArray[i];
+            } else if (i == index) {
+                newArray[i] = value;
+            } else {
+                newArray[i] = intArray[i-1];
+            }
+        }
+        return newArray;
+    }
+
+    MaxMin findMaxMinOfArray(int[] intArray) {
+        int max = Integer.MIN_VALUE;
+        int min = Integer.MAX_VALUE;
+        for (int i : intArray) {
+            if (i > max) { max = i; }
+            if (i < min) { min = i; }
+        }
+        return new MaxMin(max, min);
+    }
+
+    Integer[] removeDupesFromArray(Integer[] intArray) {
+        ArrayList<Integer> integerArrayList = new ArrayList<>();
+        for (Integer i : intArray) {
+            if (!integerArrayList.contains(i)) {
+                integerArrayList.add(i);
+            }
+        }
+        return integerArrayList.toArray(new Integer[0]);
+    }
+
+    Double find2ndLargestValueFromArray(Double[] doubleArray){
+        Arrays.sort(doubleArray);
+        return doubleArray[doubleArray.length-2];
+    }
+
+    ArrayList<Integer> makeMeAnArrayListFromArray(Integer[] intArray) {
+        return new ArrayList<>(Arrays.asList(intArray));
+    }
+
+    Integer[] makeMeAnArrayFromArrayList(ArrayList<Integer> integerArrayList) {
+        return integerArrayList.toArray(new Integer[0]);
+    }
+
+    boolean check2ArraysForEqual(int[] intArray1, int[] intArray2) {
+        return Arrays.equals(intArray1,intArray2);
+    }
+
+    int averageArrayWithoutMaxMin(int[] intArray) {
+        MaxMin maxMin = findMaxMinOfArray(intArray);
+
+        int[] intArrayUnmaxed = removeElementFromArray(intArray, maxMin.getMax());
+        int[] intArrayUnmaxmined = removeElementFromArray(intArrayUnmaxed, maxMin.getMin());
+
+        System.out.println(sumValuesOfArray(intArrayUnmaxmined));
+
+        return averageOfArray(intArrayUnmaxmined);
+    }
+
+    boolean arrayHas65And77(int[] intArray) {
+        return containsValue(intArray,65) && containsValue(intArray, 77);
+    }
+
+    boolean theTotalOfTensIs30(int[] intArray) {
+        int sum = 0;
+        for (int i : intArray) {
+            if (i == 10) {
+                sum += i;
+            }
+        }
+        return sum == 30;
+    }
+
+    int[] findSmallestAndSecondSmallest(int[] intArray) {
+        Arrays.sort(intArray);
+        return new int[]{intArray[0],intArray[1]};
+    }
+
+    int[] makeMeAReverseCopyPlease(int[] intArray) {
+        return Arrays.copyOf(reverseArray(intArray), intArray.length);
+    }
+
+    int[] removeLastItemAndCopy(int[] intArray) {
+        return Arrays.copyOf(intArray, intArray.length-1);
+    }
+
+    int[] removeFirstItemAndCopy(int[] intArray) {
+        return Arrays.copyOfRange(intArray,1,intArray.length);
+    }
+
+    int[] insertAtStartAndCopy(int[] intArray, int value) {
+        return insertIntoArrayAt(intArray,value,0);
+    }
+
+    int[] insertAtEndAndCopy(int[] intArray, int value) {
+        return insertIntoArrayAt(intArray,value,intArray.length);
+    }
+
+    int[] sortArrayIntoEvensThenOdds(int[] intArray) {
+        int[] sortedArray = new int[intArray.length];
+        int counter = 0;
+        for (int i : intArray) { if (i%2==0) {
+                sortedArray[counter] = i;
+                counter++;
+            } }
+        for (int i : intArray) { if (i%2!=0) {
+                sortedArray[counter] = i;
+                counter++;
+            } }
+        return sortedArray;
+    }
+
 }

arraz/src/main/java/MaxMin.java

@@ -0,0 +1,28 @@
+public class MaxMin{
+    private int max;
+    private int min;
+
+    public MaxMin(int max, int min) {
+        this.max = max;
+        this.min = min;
+    }
+
+    public MaxMin() {
+    }
+
+    public void setMax(int max) {
+        this.max = max;
+    }
+
+    public void setMin(int min) {
+        this.min = min;
+    }
+
+    public int getMax() {
+        return max;
+    }
+
+    public int getMin() {
+        return min;
+    }
+}

arraz/src/main/java/OddEven.java

@@ -0,0 +1,17 @@
+public class OddEven{
+    private Integer[] odds;
+    private Integer[] evens;
+
+    public OddEven(Integer[] odds, Integer[] evens) {
+        this.odds = odds;
+        this.evens = evens;
+    }
+
+    public Integer[] getOdds() {
+        return odds;
+    }
+
+    public Integer[] getEvens() {
+        return evens;
+    }
+}

arraz/src/test/java/ArrazTest.java

@@ -1,5 +1,450 @@
+import org.junit.Before;
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+
 import static org.junit.Assert.*;
 
 public class ArrazTest {
 
+    private int[] spiffyHandyIntArray;
+    private Integer[] spiffyHandyIntegerArray;
+    private Double[] spiffyHandyDoubleArray;
+    private Arraz arraz;
+
+    @Before
+    public void before() {
+        spiffyHandyIntArray = new int[] {4,5,102,6,-7,12,-32,92,8};
+        spiffyHandyIntegerArray = new Integer[] {4,5,102,6,-7,12,-32,92,8};
+        spiffyHandyDoubleArray = new Double[] {1.0, 0.5, 3.6, 38.4, 17.3, 62.0, 9.0, 3.375, 0.0, 3.14159};
+        arraz = new Arraz();
+    }
+
+    @Test
+    public void sumValuesOfArray() {
+        int actual = arraz.sumValuesOfArray(spiffyHandyIntArray);
+        int expected = 190;
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void sumValuesOfArray2() {
+        int actual = arraz.sumValuesOfArray(spiffyHandyIntArray);
+        int expected = 191;
+
+        assertNotEquals(expected, actual);
+    }
+
+    @Test
+    public void sumDoublessOfArray() {
+        Double actual = arraz.sumDoublesOfArray(spiffyHandyDoubleArray);
+        double expected = 138.31659;
+
+        assertEquals(expected, actual, 100);
+    }
+
+    @Test
+    public void sumDoublessOfArray2() {
+        double actual = arraz.sumDoublesOfArray(spiffyHandyDoubleArray);
+        double expected = 139.0;
+
+        assertNotEquals(expected, actual, 0.0);
+    }
+
+    @Test
+    public void averageOfArray() {
+        int actual = arraz.averageOfArray(spiffyHandyIntArray);
+        int expected = 190/spiffyHandyIntArray.length;
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void averageOfArray2() {
+        int actual = arraz.averageOfArray(spiffyHandyIntArray);
+        int expected = 190/spiffyHandyDoubleArray.length;
+
+        assertNotEquals(expected, actual);
+    }
+
+    @Test
+    public void doubleAverageOfArray() {
+        double actual = arraz.doubleAverageOfArray(spiffyHandyDoubleArray);
+        double expected = 138.31659/spiffyHandyDoubleArray.length;
+
+        assertEquals(expected,actual,100);
+    }
+
+    @Test
+    public void doubleAverageOfArray2() {
+        double actual = arraz.doubleAverageOfArray(spiffyHandyDoubleArray);
+        double expected = 137/spiffyHandyDoubleArray.length;
+
+        assertEquals(expected,actual,100);
+    }
+
+    @Test
+    public void containsValue() {
+        assertTrue(arraz.containsValue(spiffyHandyIntArray, 4));
+    }
+
+    @Test
+    public void containsValue2() {
+        assertFalse(arraz.containsValue(spiffyHandyIntArray, 69));
+    }
+
+    @Test
+    public void reverseArray() {
+        int[] expected = new int[] {8,92,-32,12,-7,6,102,5,4};
+        int[] actual = arraz.reverseArray(spiffyHandyIntArray);
+
+        assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void reverseArray2() {
+        int[] actual = arraz.reverseArray(spiffyHandyIntArray);
+
+        assertSame(spiffyHandyIntArray,actual);
+    }
+
+    @Test
+    public void oddEven() {
+        OddEven expected = new OddEven(new Integer[]{5,-7},new Integer[]{4,102,6,12,-32,92,8});
+        OddEven actual = arraz.oddEven(spiffyHandyIntArray);
+
+
+        assertArrayEquals(expected.getEvens(), actual.getEvens());
+        assertArrayEquals(expected.getOdds(), actual.getOdds());
+    }
+
+    @Test
+    public void oddEven2() {
+        OddEven expected = new OddEven(new Integer[]{6,102,4,8,92,-32,12}, new Integer[]{-7,5});
+        OddEven actual = arraz.oddEven(spiffyHandyIntArray);
+
+        assertNotEquals(expected, actual);
+    }
+
+    @Test
+    public void findIndexOf() {
+        int expected = 2;
+        int actual = arraz.findIndexOf(spiffyHandyIntArray, 102);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void findIndexOf2() {
+        int expected = 3;
+        int actual = arraz.findIndexOf(spiffyHandyIntArray, 102);
+
+        assertNotEquals(expected, actual);
+    }
+
+    @Test
+    public void copyArrayByIterator() {
+        Integer[] actual = arraz.copyArrayByIterator(spiffyHandyIntegerArray);
+        Integer[] expected = spiffyHandyIntegerArray;
+
+        assertArrayEquals(expected,actual);
+    }
+
+    @Test
+    public void copyArrayByIterator2() {
+        Integer[] actual = arraz.copyArrayByIterator(spiffyHandyIntegerArray);
+
+        assertNotNull(actual);
+    }
+
+    @Test
+    public void copyArrayByLoop() {
+        int[] actual = arraz.copyArrayByLoop(spiffyHandyIntArray);
+        int[] expected = spiffyHandyIntArray;
+
+        assertArrayEquals(expected,actual);
+    }
+
+    @Test
+    public void copyArrayByLoop2() {
+        int[] actual = arraz.copyArrayByLoop(spiffyHandyIntArray);
+
+        assertNotNull(actual);
+    }
+
+    @Test
+    public void removeElementFromArray() {
+        int[] actual = arraz.removeElementFromArray(spiffyHandyIntArray, 102);
+        int[] expected = new int[] {4, 5, 6, -7, 12, -32, 92, 8};
+
+        assertArrayEquals(expected,actual);
+    }
+
+    @Test
+    public void removeElementFromArray2() {
+        int[] actual = arraz.removeElementFromArray(spiffyHandyIntArray, -32);
+        int[] expected = new int[] {4, 5, 102, 6, -7, 12, 92, 8};
+
+        assertArrayEquals(expected,actual);
+    }
+
+    @Test
+    public void insertIntoArrayAt() {
+        int[] actual = arraz.insertIntoArrayAt(spiffyHandyIntArray, 102, 3);
+        int[] expected = new int[] {4, 5, 102, 102, 6, -7, 12, -32, 92, 8};
+
+        assertArrayEquals(expected,actual);
+    }
+
+    @Test
+    public void insertIntoArrayAt2() {
+        int[] actual = arraz.insertIntoArrayAt(spiffyHandyIntArray, 102, 6);
+        int[] expected = new int[] {4, 5, 102, 6, -7, 12, 102, -32, 92, 8};
+
+        assertArrayEquals(expected,actual);
+    }
+
+    @Test
+    public void findMaxMinOfArray() {
+        MaxMin expected = new MaxMin();
+        expected.setMax(102);
+        expected.setMin(-32);
+        MaxMin actual = arraz.findMaxMinOfArray(spiffyHandyIntArray);
+
+        assertEquals(expected.getMax(),actual.getMax());
+        assertEquals(expected.getMin(),actual.getMin());
+
+    }
+
+    @Test
+    public void findMaxMinOfArray2() {
+        MaxMin actual = arraz.findMaxMinOfArray(spiffyHandyIntArray);
+        assertNotNull(actual);
+    }
+
+    @Test
+    public void removeDupesFromArray() {
+        Integer[] given = new Integer[] {4,4,5,102,6,6,-7,-7,12,-32,92,8,8};
+
+        Integer[] actual = arraz.removeDupesFromArray(given);
+        Integer[] expected = new Integer[] {4,5,102,6,-7,12,-32,92,8};
+
+        assertArrayEquals(expected,actual);
+    }
+
+    @Test
+    public void removeDupesFromArray2() {
+        Integer[] given = new Integer[] {4,4,5,102,6,6,-7,-7,12,-32,92,8,8};
+        Integer[] actual = arraz.removeDupesFromArray(given);
+
+        assertFalse(Arrays.equals(given,actual));
+    }
+
+    @Test
+    public void find2ndLargestValueFromArray() {
+        double actual = arraz.find2ndLargestValueFromArray(spiffyHandyDoubleArray);
+        double expected = 38.4;
+
+        assertEquals(expected, actual, 0.0);
+    }
+
+    @Test
+    public void find2ndLargestValueFromArray2() {
+        double actual = arraz.find2ndLargestValueFromArray(spiffyHandyDoubleArray);
+        double expected = 62.0;
+
+        assertNotEquals(expected, actual, 0.0);
+    }
+
+    @Test
+    public void makeMeAnArrayListFromArray() {
+        ArrayList<Integer> actual = arraz.makeMeAnArrayListFromArray(spiffyHandyIntegerArray);
+        ArrayList<Integer> expected = new ArrayList<Integer>(Arrays.asList(4,5,102,6,-7,12,-32,92,8));
+
+        assertEquals(expected,actual);
+    }
+
+    @Test
+    public void makeMeAnArrayListFromArray2() {
+        ArrayList<Integer> actual = arraz.makeMeAnArrayListFromArray(spiffyHandyIntegerArray);
+
+        assertNotNull(actual);
+    }
+
+    @Test
+    public void makeMeAnArrayFromArrayList() {
+        Integer[] actual = arraz.makeMeAnArrayFromArrayList(new ArrayList<>(Arrays.asList(4,5,102,6,-7,12,-32,92,8)));
+        Integer[] expected = new Integer[] {4,5,102,6,-7,12,-32,92,8};
+
+        assertArrayEquals(expected,actual);
+    }
+
+    @Test
+    public void makeMeAnArrayFromArrayList2() {
+        Integer[] actual = arraz.makeMeAnArrayFromArrayList(new ArrayList<>(Arrays.asList(4,5,102,6,-7,12,-32,92,8)));
+
+        assertNotNull(actual);
+    }
+
+    @Test
+    public void check2ArraysForEqual() {
+        int[] int1 = new int[] {4,5,102,6,-7,12,-32,92,8};
+        int[] int2 = new int[] {4,5,102,6,-7,12,-32,92,8};
+
+        assertTrue(arraz.check2ArraysForEqual(int1,int2));
+    }
+
+    @Test
+    public void check2ArraysForEqual2() {
+        int[] int1 = new int[] {5,102,6,-7,12,-32,92,8};
+        int[] int2 = new int[] {4,5,102,6,-7,12,-32,92};
+
+        assertFalse(arraz.check2ArraysForEqual(int1,int2));
+    }
+
+    @Test
+    public void averageArrayWithoutMaxMin() {
+        int actual = arraz.averageArrayWithoutMaxMin(spiffyHandyIntArray);
+        int expected = 120/(spiffyHandyIntArray.length-2);
+
+        assertEquals(expected,actual);
+    }
+
+    @Test
+    public void averageArrayWithoutMaxMin2() {
+        int actual = arraz.averageArrayWithoutMaxMin(spiffyHandyIntArray);
+        int expected = 120/spiffyHandyIntArray.length;
+
+        assertTrue(expected!=actual);
+    }
+
+    @Test
+    public void arrayHas65And77() {
+        assertFalse(arraz.arrayHas65And77(spiffyHandyIntArray));
+    }
+
+    @Test
+    public void arrayHas65And77b() {
+        assertTrue(arraz.arrayHas65And77(new int[] {65, 77}));
+    }
+
+    @Test
+    public void theTotalofTensIs30() {
+        assertFalse(arraz.theTotalOfTensIs30(new int[] {10,10,10,10}));
+    }
+
+    @Test
+    public void theTotalofTensIs30b() {
+        assertTrue(arraz.theTotalOfTensIs30(new int[] {10,10,10}));
+
+    }
+
+    @Test
+    public void findSmallestAndSecondSmallest() {
+        int[] actual = arraz.findSmallestAndSecondSmallest(spiffyHandyIntArray);
+        int[] expected = new int[] {-32,-7};
+
+        assertArrayEquals(expected,actual);
+    }
+
+    @Test
+    public void findSmallestAndSecondSmallest2() {
+        int[] actual = arraz.findSmallestAndSecondSmallest(spiffyHandyIntArray);
+
+        assertEquals(2, actual.length);
+    }
+
+    @Test
+    public void makeMeAReverseCopyPlease() {
+        int[] expected = new int[] {8,92,-32,12,-7,6,102,5,4};
+        int[] actual = arraz.makeMeAReverseCopyPlease(spiffyHandyIntArray);
+
+        assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void makeMeAReverseCopyPlease2() {
+        int[] actual = arraz.makeMeAReverseCopyPlease(spiffyHandyIntArray);
+
+        assertNotSame(spiffyHandyIntArray,actual);
+    }
+
+    @Test
+    public void removeLastItemAndCopy() {
+        int[] expected = new int[] {4,5,102,6,-7,12,-32,92};
+        int[] actual = arraz.removeLastItemAndCopy(spiffyHandyIntArray);
+
+        assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void removeLastItemAndCopy2() {
+        int[] actual = arraz.removeLastItemAndCopy(spiffyHandyIntArray);
+
+        assertNotSame(spiffyHandyIntArray, actual);
+    }
+
+    @Test
+    public void removeFirstItemAndCopy() {
+        int[] expected = new int[] {5,102,6,-7,12,-32,92,8};
+        int[] actual = arraz.removeFirstItemAndCopy(spiffyHandyIntArray);
+
+        assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void removeFirstItemAndCopy2() {
+        int[] actual = arraz.removeFirstItemAndCopy(spiffyHandyIntArray);
+
+        assertNotSame(spiffyHandyIntArray, actual);
+    }
+
+    @Test
+    public void insertAtStartAndCopy() {
+        int[] expected = new int[] {1, 4,5,102,6,-7,12,-32,92,8};
+        int[] actual = arraz.insertAtStartAndCopy(spiffyHandyIntArray, 1);
+
+        assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void insertAtStartAndCopy2() {
+        int[] actual = arraz.insertAtStartAndCopy(spiffyHandyIntArray, 1);
+
+        assertNotSame(spiffyHandyIntArray, actual);
+    }
+
+    @Test
+    public void insertAtEndAndCopy() {
+        int[] expected = new int[] {4,5,102,6,-7,12,-32,92,8, 1};
+        int[] actual = arraz.insertAtEndAndCopy(spiffyHandyIntArray, 1);
+
+        assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void insertAtEndAndCopy2() {
+        int[] actual = arraz.insertAtEndAndCopy(spiffyHandyIntArray, 1);
+
+        assertNotSame(spiffyHandyIntArray, actual);
+    }
+
+    @Test
+    public void sortArrayIntoEvensThenOdds() {
+        int[] expected = new int[] {4,102,6,12,-32,92,8,5,-7};
+        int[] actual = arraz.sortArrayIntoEvensThenOdds(spiffyHandyIntArray);
+
+        assertArrayEquals(expected,actual);
+    }
+
+    @Test
+    public void sortArrayIntoEvensThenOdds2() {
+        int[] expected = new int[] {4,5,102,6,-7,12,-32,92,8};
+        int[] actual = arraz.sortArrayIntoEvensThenOdds(spiffyHandyIntArray);
+
+        assertFalse(Arrays.equals(expected, actual));
+    }
+
 }