saving progress

.idea/workspace.xml

@@ -2,69 +2,117 @@
 <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 beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/arraz/src/main/java/Arraz.java" beforeDir="false" afterPath="$PROJECT_DIR$/arraz/src/main/java/Arraz.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/arraz/src/test/java/ArrazTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/arraz/src/test/java/ArrazTest.java" afterDir="false" />
     </list>
     <ignored path="$PROJECT_DIR$/arraz/target/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
-    <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="1944976257">
+      <usages-collector id="statistics.lifecycle.project">
+        <counts>
+          <entry key="project.open.time.4" value="1" />
+          <entry key="project.opened" value="1" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.extensions.open">
+        <counts>
+          <entry key="java" value="4" />
+          <entry key="md" value="1" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.types.open">
+        <counts>
+          <entry key="JAVA" value="4" />
+          <entry key="Markdown" value="1" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.extensions.edit">
+        <counts>
+          <entry key="java" value="4279" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.types.edit">
+        <counts>
+          <entry key="JAVA" value="4279" />
+        </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">
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-      <file leaf-file-name="Arraz.java" pinned="false" current-in-tab="false">
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-      <file leaf-file-name="ArrazTest.java" pinned="false" current-in-tab="false">
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-                <folding />
-              </first_editor>
-              <second_editor />
-            </state>
-          </provider>
-        </entry>
-      </file>
-    </leaf>
+    <splitter split-orientation="horizontal" split-proportion="0.5">
+      <split-first>
+        <leaf SIDE_TABS_SIZE_LIMIT_KEY="375">
+          <file pinned="false" current-in-tab="false">
+            <entry file="file://$PROJECT_DIR$/arraz/pom.xml">
+              <provider selected="true" editor-type-id="text-editor" />
+            </entry>
+          </file>
+          <file pinned="false" current-in-tab="false">
+            <entry file="file://$PROJECT_DIR$/arraz/src/main/java/Arraz.java">
+              <provider selected="true" editor-type-id="text-editor">
+                <state relative-caret-position="459">
+                  <caret line="216" column="40" selection-start-line="216" selection-start-column="40" selection-end-line="216" selection-end-column="40" />
+                  <folding>
+                    <element signature="e#415#416#0" expanded="true" />
+                    <element signature="e#475#476#0" expanded="true" />
+                    <element signature="e#541#542#0" expanded="true" />
+                    <element signature="e#602#603#0" expanded="true" />
+                    <element signature="e#4244#4253#0" expanded="true" />
+                  </folding>
+                </state>
+              </provider>
+            </entry>
+          </file>
+          <file pinned="false" current-in-tab="true">
+            <entry file="file://$PROJECT_DIR$/arraz/src/test/java/ArrazTest.java">
+              <provider selected="true" editor-type-id="text-editor">
+                <state relative-caret-position="373">
+                  <caret line="413" column="31" lean-forward="true" selection-start-line="413" selection-start-column="31" selection-end-line="413" selection-end-column="31" />
+                  <folding>
+                    <element signature="imports" expanded="true" />
+                    <element signature="e#8652#8661#0" expanded="true" />
+                    <element signature="e#9032#9041#0" expanded="true" />
+                    <element signature="e#9376#9385#0" expanded="true" />
+                    <element signature="e#9720#9729#0" expanded="true" />
+                  </folding>
+                </state>
+              </provider>
+            </entry>
+          </file>
+        </leaf>
+      </split-first>
+      <split-second>
+        <leaf>
+          <file 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="SECOND">
+                  <first_editor relative-caret-position="270">
+                    <caret line="18" selection-start-line="18" selection-end-line="18" />
+                  </first_editor>
+                  <second_editor />
+                </state>
+              </provider>
+            </entry>
+          </file>
+        </leaf>
+      </split-second>
+    </splitter>
   </component>
   <component name="FileTemplateManagerImpl">
     <option name="RECENT_TEMPLATES">
       <list>
-        <option value="Class" />
         <option value="JUnit4 Test Class" />
+        <option value="Class" />
       </list>
     </option>
   </component>
@@ -72,9 +120,6 @@
     <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 +129,11 @@
   <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/test/java/ArrazTest.java" />
+        <option value="$PROJECT_DIR$/arraz/src/main/java/Arraz.java" />
       </list>
     </option>
   </component>
@@ -103,23 +151,13 @@
     </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="-209" />
+    <option name="y" value="-1057" />
+    <option name="width" value="1517" />
+    <option name="height" value="959" />
   </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>
@@ -151,27 +189,49 @@
             <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="1544030017355" />
     <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 +253,113 @@
       </list>
     </option>
   </component>
-  <component name="RunManager">
+  <component name="RunManager" selected="JUnit.ArrazTest.test2averageWOMaxMin">
     <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" />
-      <module name="" />
-      <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
-      <option name="ALTERNATIVE_JRE_PATH" />
-      <option name="PACKAGE_NAME" />
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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.test1averageWOMaxMin" 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="test1averageWOMaxMin" />
+      <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.test1check2ArraysEqual" 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="test1check2ArraysEqual" />
+      <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.test2ArrayFromList" 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="test2ArrayFromList" />
+      <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.test2averageWOMaxMin" 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="test2averageWOMaxMin" />
+      <option name="TEST_OBJECT" value="method" />
       <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.test2check2ArraysEqual" 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="test2check2ArraysEqual" />
+      <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" />
-      <module name="" />
-      <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
-      <option name="ALTERNATIVE_JRE_PATH" />
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-      <option name="PACKAGE_NAME" />
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-      <option name="METHOD_NAME" />
-      <option name="GROUP_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="OUTPUT_DIRECTORY" />
-      <option name="ANNOTATION_TYPE" />
-      <option name="ENV_VARIABLES" />
-      <option name="PASS_PARENT_ENVS" value="true" />
-      <option name="TEST_SEARCH_SCOPE">
-        <value defaultName="singleModule" />
-      </option>
-      <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" />
       <predefined_log_file id="idea.log" enabled="true" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
     </configuration>
-  </component>
-  <component name="ShelveChangesManager" show_recycled="false">
-    <option name="remove_strategy" value="false" />
+    <list>
+      <item itemvalue="JUnit.ArrazTest.test2ArrayFromList" />
+      <item itemvalue="JUnit.ArrazTest.test1check2ArraysEqual" />
+      <item itemvalue="JUnit.ArrazTest.test2check2ArraysEqual" />
+      <item itemvalue="JUnit.ArrazTest.test1averageWOMaxMin" />
+      <item itemvalue="JUnit.ArrazTest.test2averageWOMaxMin" />
+    </list>
+    <recent_temporary>
+      <list>
+        <item itemvalue="JUnit.ArrazTest.test2averageWOMaxMin" />
+        <item itemvalue="JUnit.ArrazTest.test1averageWOMaxMin" />
+        <item itemvalue="JUnit.ArrazTest.test2check2ArraysEqual" />
+        <item itemvalue="JUnit.ArrazTest.test1check2ArraysEqual" />
+        <item itemvalue="JUnit.ArrazTest.test2ArrayFromList" />
+      </list>
+    </recent_temporary>
   </component>
   <component name="SvnConfiguration">
     <configuration />
@@ -291,6 +374,7 @@
       <workItem from="1543955862749" duration="2347000" />
       <workItem from="1543958998826" duration="113000" />
       <workItem from="1544020724645" duration="762000" />
+      <workItem from="1544021986078" duration="7134000" />
     </task>
     <task id="LOCAL-00001" summary="readme and docs">
       <created>1544021313039</created>
@@ -302,39 +386,73 @@
     <option name="localTasksCounter" value="2" />
     <servers />
   </component>
+  <component name="TestHistory">
+    <history-entry file="ArrazTest_test1removeDups - 2018.12.05 at 11h 50m 29s.xml">
+      <configuration name="ArrazTest.test1removeDups" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="ArrazTest_test2removeDups - 2018.12.05 at 11h 50m 32s.xml">
+      <configuration name="ArrazTest.test2removeDups" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="ArrazTest_test1find2ndLargest - 2018.12.05 at 11h 54m 08s.xml">
+      <configuration name="ArrazTest.test1find2ndLargest" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="ArrazTest_test2find2ndLargest - 2018.12.05 at 11h 54m 12s.xml">
+      <configuration name="ArrazTest.test2find2ndLargest" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="ArrazTest_test1listFromArray - 2018.12.05 at 11h 57m 18s.xml">
+      <configuration name="ArrazTest.test1listFromArray" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="ArrazTest_test2ListFromArray - 2018.12.05 at 11h 57m 20s.xml">
+      <configuration name="ArrazTest.test2ListFromArray" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="ArrazTest_test1ArrayFromList - 2018.12.05 at 12h 00m 53s.xml">
+      <configuration name="ArrazTest.test1ArrayFromList" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="ArrazTest_test2ArrayFromList - 2018.12.05 at 12h 00m 57s.xml">
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+    </history-entry>
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+      <window_info anchor="bottom" id="Messages" weight="0.32871974" />
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+      <window_info anchor="bottom" id="Find" order="1" />
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+      <window_info anchor="right" id="Maven Projects" order="8" />
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@@ -347,113 +465,69 @@
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+      <provider selected="true" editor-type-id="text-editor" />
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     <entry file="file://$PROJECT_DIR$/README.md">
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+    <entry file="file://$PROJECT_DIR$/arraz/src/main/java/OddEven.java">
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arraz/src/main/java/Arraz.java

@@ -1,2 +1,219 @@
+import java.util.*;
+
 public class Arraz {
+
+    public static int sumValuesOfArray(int[] input) {
+
+        int sum = 0;
+
+        for(int i : input) {
+            sum += i;
+        }
+        return sum;
+    }
+
+    public static double sumDoublesOfArray(double[] input) {
+
+        double sum = 0;
+
+        for(double d : input) {
+            sum += d;
+        }
+        return sum;
+    }
+
+    public static int averageOfArray(int[] input) {
+        return sumValuesOfArray(input) / input.length;
+    }
+
+    public static double doubleAverageOfArray(double[] input) {
+        return sumDoublesOfArray(input) / input.length;
+    }
+
+    public static boolean containsValue(int[] input, int numb) {
+
+        for(int i: input) {
+            if(i == numb)
+            return true;
+        }
+        return false;
+    }
+
+    public static int[] reverseArray(int[] input) {
+
+        int[] output = new int[input.length];
+        int index = 0;
+
+        for(int i = input.length - 1; i >= 0; i--) {
+            output[index] = input[i];
+            index++;
+        }
+        return output;
+    }
+
+
+    public static OddEven getOddEvensOfArray(int[] input) {
+        int odds = 0;
+        int evens = 0;
+
+        for(int i: input) {
+            if(i % 2 == 0) {
+                evens++;
+            } else {
+                odds++;
+            }
+        }
+        return new OddEven(odds, evens);
+    }
+
+    public static int findIndexOf(int[] input, int numb) {
+
+        for (int i = 0; i < input.length; i++) {
+            if(input[i] == numb)
+                return i;
+        }
+        return -1;
+    }
+
+    public static Integer[] copyArrayByIterator(Integer[] input) {
+
+        Iterator<Integer> it = Arrays.asList(input).iterator();
+        Integer[] output = new Integer[input.length];
+        int index = 0;
+
+        while(it.hasNext()) {
+            output[index] = it.next();
+            index++;
+        }
+        return output;
+    }
+
+    public static int[] copyArrayByLoop(int[] input) {
+
+        int[] output = new int[input.length];
+
+        for (int i = 0; i < input.length; i++) {
+            output[i] = input[i];
+        }
+
+        return output;
+    }
+
+    public static int[] copyArraySetLength(int[] input, int length) {
+
+        int[] output = new int[length];
+
+        for (int i = 0; i < length; i++) {
+            output[i] = input[i];
+        }
+
+        return output;
+    }
+
+    public static int[] removeElementFromArray(int[] input, int numb) {
+
+        int[] output = new int[input.length - 1];
+        int index = 0;
+        for(int i: input) {
+            if(i != numb) {
+                output[index] = i;
+                index++;
+            }
+        }
+        return output;
+    }
+
+    public static int[] insertIntoArrayAt(int[] input, int numb, int index) {
+
+        if(index > input.length) {
+            throw new IndexOutOfBoundsException();
+        }
+
+        int[] output = new int[input.length + 1];
+
+        for (int i = 0; i < output.length; i++) {
+            if(i < index) {
+                output[i] = input[i];
+            } else if(i == index) {
+                output[i] = numb;
+            } else {
+                output[i] = input[i - 1];
+            }
+        }
+        return output;
+    }
+
+    public static MaxMin findMaxMinOfArray(int[] input) {
+        int max = input[0];
+        int min = input[0];
+
+        for(int i: input) {
+            if(i > max)
+                max = i;
+            if(i < min)
+                min = i;
+        }
+        return new MaxMin(max, min);
+    }
+
+    public static int[] removeDupesFromArray(int[] input) {
+        int[] output = new int[input.length];
+        int index = 0;
+        for(int i: input) {
+            if(!containsValue(output, i)) {
+                output[index] = i;
+                index++;
+            }
+        }
+        return copyArraySetLength(output, index);
+    }
+
+    public static int find2ndLargestValueFromArray(int[] input) {
+        int max = findMaxMinOfArray(input).getMax();
+        int[] newArr = removeElementFromArray(input, max);
+        return findMaxMinOfArray(newArr).getMax();
+    }
+
+
+    public static ArrayList<Integer> makeMeAnArrayListFromArray(int[] input) {
+
+        ArrayList<Integer> list = new ArrayList<Integer>();
+
+        for(int i: input){
+            list.add(i);
+        }
+        return list;
+
+    }
+
+    public static int[] makeMeAnArrayFromArrayList(ArrayList<Integer> input) {
+
+        int[] array = new int[input.size()];
+        int index = 0;
+
+        for(Integer i: input) {
+            array[index] = i;
+            index++;
+        }
+        return array;
+    }
+
+
+    public static boolean check2ArraysForEqual(int[] input1, int[] input2) {
+
+        for (int i = 0; i < input1.length; i++) {
+            if(input1[i] != input2[i]) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    public static int averageArrayWithoutMaxMin(int[] input) {
+        int max = findMaxMinOfArray(input).getMax();
+        int[] noMax = removeElementFromArray(input, max);
+        int min = findMaxMinOfArray(noMax).getMin();
+        int[] noMaxMin = removeElementFromArray(noMax, min);
+        return averageOfArray(noMaxMin);
+    }
 }

arraz/src/main/java/MaxMin.java

@@ -0,0 +1,37 @@
+public class MaxMin{
+    public int max;
+    public int min;
+
+    public MaxMin() {
+    }
+
+    public MaxMin(int max, int min) {
+        this.max = max;
+        this.min = min;
+    }
+
+    public int getMax() {
+        return max;
+    }
+
+    public void setMax(int max) {
+        this.max = max;
+    }
+
+    public int getMin() {
+        return min;
+    }
+
+    public void setMin(int min) {
+        this.min = min;
+    }
+
+    @Override
+    public boolean equals(Object o){
+        MaxMin maxMin = (MaxMin) o;
+        if((maxMin.getMax() != max) || (maxMin.getMin() != min)){
+            return false;
+        }
+        return true;
+    }
+}

arraz/src/main/java/OddEven.java

@@ -0,0 +1,39 @@
+public class OddEven{
+
+    public int odds;
+    public int evens;
+
+    public OddEven() {
+        new OddEven(0, 0);
+    }
+
+    public OddEven(int odds, int evens) {
+        this.odds = odds;
+        this.evens = 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 o){
+        OddEven oddEven = (OddEven) o;
+        if((oddEven.getEvens() != evens) || (oddEven.getOdds() != odds)){
+            return false;
+        }
+        return true;
+    }
+}

arraz/src/test/java/ArrazTest.java

@@ -1,5 +1,419 @@
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+
 import static org.junit.Assert.*;
 
 public class ArrazTest {
 
+    @Test
+    public void test1SumValuesOfArray() {
+        int[] input = {3, 4, 9, 2, 1};
+        int expected = 19;
+        int actual = Arraz.sumValuesOfArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2SumValuesOfArray() {
+        int[] input = {8};
+        int expected = 8;
+        int actual = Arraz.sumValuesOfArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test3SumValuesOfArray() {
+        int[] input = {6, 5, -3, -2, -6};
+        int expected = 0;
+        int actual = Arraz.sumValuesOfArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1SumDoublesOfArray() {
+        double[] input = {3.2, 4.55, 9.0, 2.34, 1.7};
+        double expected = 20.79;
+        double actual = Arraz.sumDoublesOfArray(input);
+
+        Assert.assertEquals(expected, actual, 0.01);
+    }
+
+    @Test
+    public void test2SumDoublesOfArray() {
+        double[] input = {5.24789};
+        double expected = 5.24789;
+        double actual = Arraz.sumDoublesOfArray(input);
+
+        Assert.assertEquals(expected, actual, 0.01);
+    }
+
+    @Test
+    public void test1AverageOfArray() {
+        int[] input = {3, 4, 9, 3, 1};
+        int expected = 4;
+        int actual = Arraz.averageOfArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2AverageOfArray() {
+        int[] input = {8};
+        int expected = 8;
+        int actual = Arraz.averageOfArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test3AverageOfArray() {
+        int[] input = {6, 5, -3, -2, -6};
+        int expected = 0;
+        int actual = Arraz.averageOfArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test4AverageOfArray() {
+        int[] input = {3, 4, 9, 3, 1, 8};
+        int expected = 4;
+        int actual = Arraz.averageOfArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1AverageDoublesOfArray() {
+        double[] input = {3.2, 4.55, 9.0, 2.34, 1.7};
+        double expected = 4.158;
+        double actual = Arraz.doubleAverageOfArray(input);
+
+        Assert.assertEquals(expected, actual, 0.01);
+    }
+
+    @Test
+    public void test2AverageDoublesOfArray() {
+        double[] input = {5.24789};
+        double expected = 5.24789;
+        double actual = Arraz.sumDoublesOfArray(input);
+
+        Assert.assertEquals(expected, actual, 0.01);
+    }
+
+    @Test
+    public void test3AverageDoublesOfArray() {
+        double[] input = {3.2, 4.55, 9.0, 2.34, 1.7, 3.3};
+        double expected = 4.015;
+        double actual = Arraz.doubleAverageOfArray(input);
+
+        Assert.assertEquals(expected, actual, 0.01);
+    }
+
+    @Test
+    public void test1ContainsValue() {
+        int[] input = {3, 4, 9, 2, 1};
+        int numb = 9;
+
+        assertTrue(Arraz.containsValue(input, numb));
+    }
+
+    @Test
+    public void test2ContainsValue() {
+        int[] input = {3, 4, 9, 2, 1};
+        int numb = 11;
+
+        assertFalse(Arraz.containsValue(input, numb));
+    }
+
+    @Test
+    public void test1ReverseArray() {
+        int[] input = {3, 4, 9, 2, 1};
+        int[] expected = {1, 2, 9, 4, 3};
+        int[] actual = Arraz.reverseArray(input);
+
+        assertTrue(Arrays.equals(expected, actual));
+    }
+
+    @Test
+    public void test2ReverseArray() {
+        int[] input = {8, 2};
+        int[] expected = {2, 8};
+        int[] actual = Arraz.reverseArray(input);
+
+        assertTrue(Arrays.equals(expected, actual));
+    }
+
+    @Test
+    public void test1getOddEvens() {
+        int[] input = {3, 4, 9, 2, 1};
+        OddEven expected = new OddEven(3, 2);
+        OddEven actual = Arraz.getOddEvensOfArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2getOddEvens() {
+        int[] input = {8, 2};
+        OddEven expected = new OddEven(0, 2);
+        OddEven actual = Arraz.getOddEvensOfArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1findIndexOf() {
+        int[] input = {3, 4, 9, 2, 1};
+        int numb = 2;
+        int expected = 3;
+        int actual = Arraz.findIndexOf(input, numb);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2findIndexOf() {
+        int[] input = {8, 2};
+        int numb = 5;
+        int expected = -1;
+        int actual = Arraz.findIndexOf(input, numb);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1copyArrayIterator() {
+        Integer[] input = {3, 4, 9, 2, 1};
+        Integer[] actual = Arraz.copyArrayByIterator(input);
+
+        assertTrue(Arrays.equals(input, actual));
+    }
+
+    @Test
+    public void test2copyArrayIterator() {
+        Integer[] input = {8, 2};
+        Integer[] actual = Arraz.copyArrayByIterator(input);
+
+        assertTrue(Arrays.equals(input, actual));
+    }
+
+    @Test
+    public void test1copyArrayLoop() {
+        int[] input = {3, 4, 9, 2, 1};
+        int[] actual = Arraz.copyArrayByLoop(input);
+
+        assertTrue(Arrays.equals(input, actual));
+    }
+
+    @Test
+    public void test2copyArrayLoop() {
+        int[] input = {8, 2};
+        int[] actual = Arraz.copyArrayByLoop(input);
+
+        assertTrue(Arrays.equals(input, actual));
+    }
+
+    @Test
+    public void test1removeElement() {
+        int[] input = {3, 4, 9, 2, 1};
+        int numb = 2;
+        int[] output = Arraz.removeElementFromArray(input, numb);
+
+        assertFalse(Arraz.containsValue(output, numb));
+    }
+
+    @Test
+    public void test2removeElement() {
+        int[] input = {8, 2};
+        int numb = 2;
+        int[] output = Arraz.removeElementFromArray(input, numb);
+
+        assertFalse(Arraz.containsValue(output, numb));
+    }
+
+    @Test
+    public void test1insertIntoArrayAt() {
+        int[] input = {3, 4, 9, 2, 1};
+        int numb = 7;
+        int index = 4;
+        int[] output = Arraz.insertIntoArrayAt(input, numb, index);
+        int actual = Arraz.findIndexOf(output, numb);
+
+        assertEquals(index, actual);
+    }
+
+    @Test
+    public void test2insertIntoArrayAt() {
+        int[] input = {8, 2};
+        int numb = 7;
+        int index = 0;
+        int[] output = Arraz.insertIntoArrayAt(input, numb, index);
+        int actual = Arraz.findIndexOf(output, numb);
+
+        assertEquals(index, actual);
+    }
+
+    @Test
+    public void test3insertIntoArrayAt() {
+        int[] input = {8, 2};
+        int numb = 7;
+        int index = 2;
+        int[] output = Arraz.insertIntoArrayAt(input, numb, index);
+        int actual = Arraz.findIndexOf(output, numb);
+
+        assertEquals(index, actual);
+    }
+
+    @Test(expected = IndexOutOfBoundsException.class)
+    public void test4insertIntoArrayAt() {
+        int[] input = {8, 2};
+        int numb = 7;
+        int index = 10;
+        int[] output = Arraz.insertIntoArrayAt(input, numb, index);
+    }
+
+    @Test
+    public void test1findMaxMin() {
+        int[] input = {3, 4, 9, 2, 1};
+        MaxMin expected = new MaxMin(9, 1);
+        MaxMin actual = Arraz.findMaxMinOfArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2findMaxMin() {
+        int[] input = {8, 2};
+        MaxMin expected = new MaxMin(8, 2);
+        MaxMin actual = Arraz.findMaxMinOfArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1removeDups() {
+        int[] input = {3, 4, 9, 2, 1, 3, 9, 3};
+        int[] expected = {3, 4, 9, 2, 1};
+        int[] actual = Arraz.removeDupesFromArray(input);
+
+        assertTrue(Arrays.equals(expected, actual));
+    }
+
+    @Test
+    public void test2removeDups() {
+        int[] input = {8, 2, 8, 8, 8, 8, 8, 8, 1};
+        int[] expected = {8, 2, 1};
+        int[] actual = Arraz.removeDupesFromArray(input);
+
+        assertTrue(Arrays.equals(expected, actual));
+    }
+
+    @Test
+    public void test1find2ndLargest() {
+        int[] input = {3, 4, 9, 2, 1};
+        int expected = 4;
+        int actual = Arraz.find2ndLargestValueFromArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2find2ndLargest() {
+        int[] input = {8, 2, 3, 5, 7, 1, 9};
+        int expected = 8;
+        int actual = Arraz.find2ndLargestValueFromArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1listFromArray() {
+        int[] input = {3, 4, 9, 2, 1};
+        ArrayList<Integer> expected = new ArrayList<Integer>();
+        expected.add(3);
+        expected.add(4);
+        expected.add(9);
+        expected.add(2);
+        expected.add(1);
+        ArrayList<Integer> actual = Arraz.makeMeAnArrayListFromArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2ListFromArray() {
+        int[] input = {8, 2};
+        ArrayList<Integer> expected = new ArrayList<Integer>();
+        expected.add(8);
+        expected.add(2);
+        ArrayList<Integer> actual = Arraz.makeMeAnArrayListFromArray(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1ArrayFromList() {
+        ArrayList<Integer> input = new ArrayList<Integer>();
+        input.add(3);
+        input.add(4);
+        input.add(9);
+        input.add(2);
+        input.add(1);
+        int[] expected = {3, 4, 9, 2, 1};
+        int[] actual = Arraz.makeMeAnArrayFromArrayList(input);
+
+        assertTrue(Arrays.equals(expected, actual));
+    }
+
+    @Test
+    public void test2ArrayFromList() {
+        ArrayList<Integer> input = new ArrayList<Integer>();
+        input.add(8);
+        input.add(2);
+        int[] expected = {8, 2};
+        int[] actual = Arraz.makeMeAnArrayFromArrayList(input);
+
+        assertTrue(Arrays.equals(expected, actual));
+    }
+
+    @Test
+    public void test1check2ArraysEqual() {
+        int[] input = {3, 4, 9, 2, 1};
+
+        assertTrue(Arraz.check2ArraysForEqual(input, input));
+    }
+
+    @Test
+    public void test2check2ArraysEqual() {
+        int[] input1 = {8, 2, 3, 5, 7, 1, 9};
+        int[] input2 = {3, 4, 9, 2, 1};
+
+        assertFalse(Arraz.check2ArraysForEqual(input1, input2));
+    }
+
+    @Test
+    public void test1averageWOMaxMin() {
+        int[] input = {3, 4, 9, 2, 1};
+        int expected = 3;
+        int actual = Arraz.averageArrayWithoutMaxMin(input);
+
+        assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2averageWOMaxMin() {
+        int[] input = {8, 2, 3, 5, 7, 1, 9};
+        int expected = 5;
+        int actual = Arraz.averageArrayWithoutMaxMin(input);
+
+        assertEquals(expected, actual);
+    }
+
 }