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+      </provider>
+    </entry>
+    <entry file="jar:///Library/Java/JavaVirtualMachines/jdk1.8.0_191.jdk/Contents/Home/src.zip!/java/lang/String.java">
+      <provider selected="true" editor-type-id="text-editor">
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+          <caret line="1610" selection-start-line="1610" selection-end-line="1610" />
+          <folding>
+            <element signature="e#62916#62917#0" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="jar:///Library/Java/JavaVirtualMachines/jdk1.8.0_191.jdk/Contents/Home/jre/lib/rt.jar!/sun/misc/Launcher.class">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="111">
+          <caret line="235" selection-start-line="235" selection-end-line="235" />
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+      </provider>
+    </entry>
+    <entry file="jar:///Library/Java/JavaVirtualMachines/jdk1.8.0_191.jdk/Contents/Home/src.zip!/java/lang/ClassLoader.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="115">
+          <caret line="356" selection-start-line="356" selection-end-line="356" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/MinMax.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="192">
+          <caret line="12" selection-start-line="12" selection-end-line="12" />
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+            <element signature="e#166#167#0" expanded="true" />
+            <element signature="e#219#220#0" expanded="true" />
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+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/Arraz.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="323">
+          <caret line="255" lean-forward="true" selection-start-line="255" selection-end-line="255" />
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+            <element signature="e#5081#5082#0" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/test/java/ArrazTest.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="238">
+          <caret line="504" column="40" selection-start-line="504" selection-start-column="40" selection-end-line="504" selection-end-column="40" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
+  </component>
+  <component name="masterDetails">
+    <states>
+      <state key="ArtifactsStructureConfigurable.UI">
+        <settings>
+          <artifact-editor />
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="FacetStructureConfigurable.UI">
+        <settings>
+          <last-edited>No facets are configured</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="GlobalLibrariesConfigurable.UI">
+        <settings>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="JdkListConfigurable.UI">
+        <settings>
+          <last-edited>1.8</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="ModuleStructureConfigurable.UI">
+        <settings>
+          <last-edited>arraz</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+                <option value="0.6" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="ProjectJDKs.UI">
+        <settings>
+          <last-edited>1.8</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+      <state key="ProjectLibrariesConfigurable.UI">
+        <settings>
+          <last-edited>Maven: junit:junit:4.12</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+    </states>
+  </component>
+</project>

arraz/arraz.iml

@@ -1,16 +1,16 @@
 <?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://$MODULE_DIR$">
       <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
       <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 +1,259 @@
+import java.util.*;
+
 public class Arraz {
+    private int[] spiffyHandyIntArray = new int[]{4, 5, 102, 6, -7, 12, -32, 92, 8};
+
+    public int sumOfIntArray(int[] numsArray) {
+        int sum = 0;
+        for (int i = 0; i < numsArray.length; i++) {
+            sum += numsArray[i];
+        }
+        return sum;
+    }
+
+    public Double sumOfDoubleArray(Double[] doubleArray) {
+        Double sum = 0.0;
+        for (int i = 0; i < doubleArray.length; i++) {
+            sum += doubleArray[i];
+        }
+        return sum;
+    }
+
+    public int averageOfIntArray(int[] intArray) {
+        int average = (sumOfIntArray(intArray)) / intArray.length;
+        return average;
+    }
+
+
+    public Double averageOfDoubleArray(Double[] doubleArray) {
+        Double average = (sumOfDoubleArray(doubleArray)) / doubleArray.length;
+        return average;
+    }
+
+    public boolean containsValue(int[] intArray, int numberToCheck) {
+        for (int i = 0; i < intArray.length; i++) {
+            if (numberToCheck == intArray[i]) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+
+    public int[] reverseArray(int[] ints) {
+        int newIndex = 0;
+        int[] reversedArray = new int[ints.length];
+        for (int i = ints.length - 1; i >= 0; i--) {
+            reversedArray[newIndex] = ints[i];
+            newIndex++;
+        }
+        return reversedArray;
+    }
+
+
+    public OddEven getOddEvensOfArray(int[] ints) {
+        int odds = 0;
+        int evens = 0;
+        for (int i = 0; i < ints.length; i++) {
+            if (ints[i] % 2 == 0) {
+                evens++;
+            } else {
+                odds++;
+            }
+        }
+        OddEven oe = new OddEven(odds, evens);
+        return oe;
+    }
+
+
+    public int findIndexOf(int[] ints, int valueToFindIndexOf) {
+        int index = 0;
+        for (int i = 0; i < ints.length; i++) {
+            if (ints[i] == valueToFindIndexOf) {
+                index = i;
+            }
+        }
+        return index;
+    }
+
+    public Integer[] copyArrayByIterator(Integer[] ints) {
+        Integer[] newbie = new Integer[ints.length];
+        int index = 0;
+        Iterator<Integer> integerIterator = Arrays.asList(ints).iterator();
+        while (integerIterator.hasNext()) {
+            newbie[index] = integerIterator.next();
+            index++;
+        }
+        return newbie;
+    }
+
+    public int[] copyArrayByLoop(int[] inty) {
+        int[] newArray = new int[inty.length];
+        for (int i = 0; i < inty.length; i++) {
+            newArray[i] = inty[i];
+        }
+        return newArray;
+    }
+
+    public int[] removeElementFromArray(int[] intArray, int valueToRemove) {
+        int begin = 0;
+        int[] newArray = new int[intArray.length - 1];
+        for (int i = 0; i < intArray.length; i++) {
+            if (intArray[i] != valueToRemove) {
+                newArray[begin] = intArray[i];
+                begin++;
+            }
+        }
+        return newArray;
+    }
+
+    public int[] insertIntoArrayAt(int[] ints, int position, int value) {
+        int newIndex = 0;
+        int[] newArray = new int[ints.length + 1];
+        for (int i = 0; i < newArray.length - 1; i++) {
+            if (i == position) {
+                newArray[newIndex] = value;
+                newIndex++;
+            }
+            newArray[newIndex] = ints[i];
+            newIndex++;
+        }
+        return newArray;
+    }
+
+    public MinMax findMaxMinOfArray(int[] intArray) {
+        int max = intArray[0];
+        int min = intArray[0];
+        for (int i = 0; i < intArray.length; i++) {
+
+            if (intArray[i] > max) {
+                max = intArray[i];
+            } else if (intArray[i] < min) {
+                min = intArray[i];
+            }
+        }
+        return new MinMax(max, min);
+    }
+
+    public Integer countDupes(Integer[] ints) {
+        Arrays.sort(ints);
+        int counter = 0;
+        for (int i = 0; i < ints.length; i++) {
+            for (int j = i + 1; j < ints.length; j++) {
+                if (ints[j].equals(ints[i])) {
+                    counter++;
+                }
+            }
+        }
+        return counter;
+    }
+
+
+    public Integer[] removeDupesFromArray(Integer[] ints) {
+        Integer[] newArray = new Integer[ints.length - countDupes(ints)];
+        int newIndex = 0;
+        for (int i = 0; i < ints.length; i++) {
+            if (ints[i] != ints[i + 1]) {
+                newArray[newIndex] = ints[i];
+                newIndex++;
+            }
+        }
+
+        return newArray;
+    }
+
+    public Double find2ndLargestValueFromArray(Double[] doubles) {
+        Double highest = doubles[0];
+        Double secondHightest = 0.0;
+        for (int i = 0; i < doubles.length; i++) {
+            if (doubles[i] > highest) {
+                secondHightest = highest;
+                highest = doubles[i];
+            } else
+                secondHightest = doubles[i];
+        }
+        return secondHightest;
+    }
+
+
+    public void makeMeAnArrayListFromArray(int[] ints) {
+        ArrayList arrayList = new ArrayList(Arrays.asList(ints));
+    }
+
+
+    public boolean check2ArraysForEqual(int[] intArray1, int[] intArray2) {
+        if (Arrays.equals(intArray1, intArray2)) {
+            return true;
+        } else
+            return false;
+    }
+
+
+    public int averageArrayWithoutMaxMin(int[] ints) {
+        int max = findMaxMinOfArray(ints).getMax();
+        int min = findMaxMinOfArray(ints).getMin();
+        int[] newerArray = new int[0];
+        while (max > min) {
+            int[] newArray = removeElementFromArray(ints, max);
+            newerArray = removeElementFromArray(newArray, min);
+            break;
+        }
+        return averageOfIntArray(newerArray);
+    }
+
+
+    public boolean arrayHas65and77(int[] ints) {
+        for (int i = 0; i < ints.length; i++) {
+            if (ints[i] == 65 | ints[i] == 77) {
+                for (int j = i+1; j < ints.length; j++) {
+                    if (ints[j] == 77 | ints[j] == 65) {
+                        return true;
+                    }
+                }
+            }
+        }
+        return false;
+    }
+
+
+    public boolean theTotalOfTensIs30(Integer[] ints) {
+        int counter = (int) countDupes(ints);
+        int [] newArray = new int[counter];
+        int index = 0;
+        for (int i = 0; i < ints.length; i++) {
+            if (ints[i] == 10) {
+                newArray[index] = ints[i];
+                index++;
+            }
+            if (sumOfIntArray(newArray) == 30) {
+                return true;
+            }
+         }
+        return false;
+    }
+
+    public int findSecondSmallValueFromArray(int [] ints) {
+        int secondSmallest = 1;
+        int smallest = findMaxMinOfArray(ints).getMin();
+        for (int i = 0; i < ints.length; i++) {
+            if (ints[i] > smallest && smallest != secondSmallest) {
+                secondSmallest = ints[i];
+             }
+        }
+        return secondSmallest;
+    }
+
+
+    public int[] makeMeACopyPlease(int[] ints) {
+        int [] newArray = copyArrayByLoop(ints);
+        return reverseArray(newArray);
+    }
 }
+
+
+
+
+
+
+
+

arraz/src/main/java/MinMax.java

@@ -0,0 +1,18 @@
+public class MinMax {
+
+    public MinMax(int max, int min) {
+        this.max = max;
+        this.min = min;
+    }
+
+    public int getMax() {
+        return max;
+    }
+
+    public int getMin() {
+        return min;
+    }
+
+    public int max;
+    public int min;
+}

arraz/src/main/java/OddEven.java

@@ -0,0 +1,19 @@
+public class OddEven {
+
+    public OddEven(int odds, int evens) {
+        this.odds = odds;
+        this.evens = evens;
+    }
+
+    public int getOdds() {
+        return odds;
+    }
+
+    public int getEvens() {
+        return evens;
+    }
+
+    public int odds;
+    public int evens;
+
+}

arraz/src/test/java/ArrazTest.java

@@ -1,5 +1,521 @@
+import org.junit.Assert;
+import org.junit.Test;
+
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
 import static org.junit.Assert.*;
 
 public class ArrazTest {
+    Arraz arraz = new Arraz();
+
+    @Test
+    public void test1SumOfIntArray() {
+        //given
+        int [] testNums = {1, 3, 5, 8};
+        int expected = 17;
+        //when
+        int actual = arraz.sumOfIntArray(testNums);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2SumOfIntArray() {
+        //given
+        int [] testNumbers = {0};
+        int expected = 0;
+        //when
+        int actual = arraz.sumOfIntArray(testNumbers);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1SumOfDoubleArray() {
+        //given
+        Double[] spiffyHandyDoubleArray = new Double[] {1.0, 0.5, 3.6, 38.4, 17.3, 62.0, 9.0, 3.375, 0.0, 3.14159};
+        Double expected = 138.31659;
+        //when
+        Double actual = arraz.sumOfDoubleArray(spiffyHandyDoubleArray);
+        //then
+        Assert.assertEquals(expected, actual, .01);
+    }
+
+    @Test
+    public void test2SumOfDoubleArray() {
+        //given
+        Double[] doublyArray = new Double[] {12.432, 34.03, 12.0, 10.0};
+        Double expected = 68.462;
+        //when
+        Double actual = arraz.sumOfDoubleArray(doublyArray);
+        //then
+        Assert.assertEquals(expected, actual, .001);
+    }
+
+    @Test
+    public void test1AverageOfIntArray() {
+        //given
+        int [] intArray = {1, 3, 5, 7};
+        int expected = 4;
+        //when
+        int actual = arraz.averageOfIntArray(intArray);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2AverageOfIntArray() {
+        //given
+        int [] intArray = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 50};
+        int expected = 9;
+        //when
+        int actual = arraz.averageOfIntArray(intArray);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1AverageofDoubleArray() {
+        //given
+        Double [] doubleArray = {1.0, .5, .3, 2.95};
+        Double expected = 1.1875;
+        //when
+        Double actual = arraz.averageOfDoubleArray(doubleArray);
+        //then
+        Assert.assertEquals(expected, actual, .01);
+    }
+
+    @Test
+    public void test2AverageofDoubleArray() {
+        //given
+        Double [] tinyArray = {.000003, .03};
+        Double expected = .0150015;
+        //when
+        Double actual = arraz.averageOfDoubleArray(tinyArray);
+        //then
+        Assert.assertEquals(expected, actual, .001);
+    }
+
+    @Test
+    public void test1ContainsValue() {
+        //given
+        int [] inty = {1, 2, 3, 6, 7, 8};
+        int numberToCheck = 5;
+        boolean expected = false;
+        //when
+        boolean actual = arraz.containsValue(inty, numberToCheck);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2ContainsValue() {
+        //given
+        int [] inty = {1, 2, 3, 6, 7, 8};
+        int numberToCheck = 3;
+        boolean expected = true;
+        //when
+        boolean actual = arraz.containsValue(inty, numberToCheck);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1reverseArray() {
+        //given
+        int [] ints = {1, 2, 3, 4, 5, 6};
+        int [] expected = {6, 5, 4, 3, 2, 1};
+        //when
+        int [] actual = arraz.reverseArray(ints);
+        //then
+        Assert.assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void test2reverseArray() {
+        //given
+        int[] spiffyHandyIntArray = new int[] {4,5,102,6,-7,12,};
+        int [] expected = {12, -7, 6, 102, 5, 4};
+        //when
+        int [] actual = arraz.reverseArray(spiffyHandyIntArray);
+        //then
+        Assert.assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void test1getOddEvensOfArray() {
+        //given
+        int [] spiffy = {1, 2, 3, 4};
+        int expected = 2;
+        //when
+        OddEven oe = arraz.getOddEvensOfArray(spiffy);
+        int actual = oe.getEvens();
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2getOddEvensOfArray() {
+        //given
+        int [] spiffy = {4, 5, 6, 5, 4, 5, 6 ,7};
+        int expected = 4;
+        //when
+        OddEven oe = arraz.getOddEvensOfArray(spiffy);
+        int actual = oe.getOdds();
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1FindIndexOf() {
+        //given
+        int [] spiffy = {4, 5, 6, 5, 5, 6 ,7};
+        int expected = 0;
+        //when
+        int actual = arraz.findIndexOf(spiffy, 4);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2FindIndexOf() {
+        //given
+        int [] spiffy = {1, 2, 3, 4, 5, 6, 22};
+        int expected = 6;
+        //when
+        int actual = arraz.findIndexOf(spiffy, 22);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1CopyArrayByIterator() {
+        //given
+        Integer [] oldArray = {1, 2, 3, 4};
+        Integer [] expected = {1, 2, 3, 4};
+        //when
+        Integer[] actual = arraz.copyArrayByIterator(oldArray);
+        //
+        Assert.assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void test2CopyArrayByIterator() {
+        //given
+        Integer [] oldArray = {33, 4, 2, 4, 5, 12, 12, 12, 12, 12, 14};
+        Integer [] expected = {33, 4, 2, 4, 5, 12, 12, 12, 12, 12, 14};
+        //when
+        Integer[] actual = arraz.copyArrayByIterator(oldArray);
+        //then
+        Assert.assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void test1copyArrayByLoop() {
+        //given
+        int [] oldArray = {12, 3, 4, 5};
+        int [] expected = {12, 3, 4, 5};
+        //when
+        int [] actual = arraz.copyArrayByLoop(oldArray);
+        //then
+        Assert.assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void test2copyArrayByLoop() {
+        //given
+        int [] oldArray = {-3, -4, 12, 3};
+        int [] expected = {-3, -4, 12, 3};
+        //when
+        int [] actual = arraz.copyArrayByLoop(oldArray);
+        //then
+        Assert.assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void test1RemoveElementFromArray() {
+        //given
+        int [] intArray = {1, 2, 3, 4};
+        int valueToRemove = 2;
+        int [] newArray = {1, 3, 4};
+        //when
+        int [] actual = arraz.removeElementFromArray(intArray, valueToRemove);
+        //then
+        Assert.assertArrayEquals(newArray, actual);
+    }
+
+
+    @Test
+    public void test2RemoveElementFromArray() {
+        //given
+        int [] intArray = {1, 2, 3, 5, 6, 10};
+        int valueToRemove = 3;
+        int [] newArray = {1, 2, 5, 6, 10};
+        //when
+        int [] actual = arraz.removeElementFromArray(intArray, valueToRemove);
+        //then
+        Assert.assertArrayEquals(newArray, actual);
+    }
+
+    @Test
+    public void test1InsertIntoArrayAt() {
+        //given
+        int [] intArray = {1, 2, 4};
+        int newIndex = 2;
+        int numberToInsert = 3;
+        int [] expected = {1, 2, 3, 4};
+        //when
+        int [] actual = arraz.insertIntoArrayAt(intArray, newIndex, numberToInsert);
+        //then
+        Assert.assertArrayEquals(expected, actual);
+
+    }
+
+    @Test
+    public void test2InsertIntoArrayAt() {
+        //given
+        int [] intArray = {2, 3, 4, 5};
+        int newIndex = 0;
+        int numberToInsert = 1;
+        int [] expected = {1, 2, 3, 4, 5};
+        //when
+        int [] actual = arraz.insertIntoArrayAt(intArray, newIndex, numberToInsert);
+        //then
+        Assert.assertArrayEquals(expected, actual);
+    }
+
+    @Test
+    public void test1FindMaxMinOfArray() {
+        //given
+        int [] intArray = {1, 2, 3, 4};
+        int expected = 4;
+        //when
+        MinMax minMax = arraz.findMaxMinOfArray(intArray);
+        int actual = minMax.getMax();
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2FindMaxMinOfArray() {
+        //given
+        int [] intArray = {1, 2, 3, 4};
+        int expected = 1;
+        //when
+        MinMax minMax = arraz.findMaxMinOfArray(intArray);
+        int actual = minMax.getMin();
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test3ScrambledFindMaxMinOfArray() {
+        //given
+        int [] intArray = {2, 3, 4, 5 , 4, 5, 6, 7};
+        int expected = 7;
+        //when
+        MinMax minMax = arraz.findMaxMinOfArray(intArray);
+        int actual = minMax.getMax();
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1CountDupesFromArray() {
+        //given
+        Integer [] ints = {1, 2, 3, 4, 4};
+        Integer expected = 1;
+        //when
+        Integer actual = arraz.countDupes(ints);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2CountDupesFromArray() {
+        //given
+        Integer [] ints = {1, 2, 3, 2, 2};
+        Integer expected = 1;
+        //when
+        Integer actual = arraz.countDupes(ints);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1RemoveDupesFromArray() {
+        //given
+        Integer [] ints = {1, 2, 3, 4, 4};
+        Integer [] expected = {1, 2, 3};
+        //when
+        Integer [] actual = arraz.removeDupesFromArray(ints);
+        //then
+        Assert.assertArrayEquals(expected, actual);
+    }
+
+
+    @Test
+    public void test1find2ndLargestValueFromArray() {
+        //given
+        Double [] doubles = {1.0, 2.0, 3.0, 4.0, 5.0};
+        Double expected = 4.0;
+        //when
+        Double actual = arraz.find2ndLargestValueFromArray(doubles);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2find2ndLargestValueFromArray() {
+        //given
+        Double [] doubles = {4.0, 3.0, 2.0, 7.0, 10.0};
+        Double expected = 7.0;
+        //when
+        Double actual = arraz.find2ndLargestValueFromArray(doubles);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1makeMeAnArrayListFromArray() {
+        //given
+        int [] ints = {1, 2, 3, 4, 5};
+        //when
+        //stuck
+    }
+
+    @Test
+    public void test1check2ArraysForEqual() {
+        //given
+        int [] intArray1 = {1, 2, 3, 4};
+        int [] intArray2 = {1, 2, 3, 4};
+        //when
+        boolean actual = arraz.check2ArraysForEqual(intArray1, intArray2);
+        //then
+        Assert.assertTrue(actual);
+    }
+
+    @Test
+    public void test2check2ArraysForEqual() {
+        //given
+        int [] intArray1 = {1, 2, 3, 4};
+        int [] intArray2 = {1, 3, 4};
+        //when
+        boolean actual = arraz.check2ArraysForEqual(intArray1, intArray2);
+        //then
+        Assert.assertFalse(actual);
+    }
+
+    @Test
+    public void test1AverageArrayWithoutMaxMin() {
+        //given
+        int [] ints = {1, 2, 3, 4};
+        int expected = 2;
+        //when
+        int actual = arraz.averageArrayWithoutMaxMin(ints);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2AverageArrayWithoutMaxMin() {
+        //given
+        int [] ints = {1, 4, 5, 7, 8 ,3, 5, 10};
+        int expected = 5;
+        //when
+        int actual = arraz.averageArrayWithoutMaxMin(ints);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1arrayHas65and77() {
+        //given
+        int [] ints = {1, 2, 4, 5, 65, 34};
+        boolean expected = false;
+        //when
+        boolean actual = arraz.arrayHas65and77(ints);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2arrayHas65and77() {
+        //given
+        int [] ints = {1, 2, 65, 77};
+        //when
+        boolean actual = arraz.arrayHas65and77(ints);
+        //then
+        Assert.assertTrue(actual);
+    }
+
+    @Test
+    public void test3arrayHas65and77() {
+        //given
+        int [] ints = {1, 77, 40, 65};
+        //when
+        boolean actual = arraz.arrayHas65and77(ints);
+        //then
+        Assert.assertTrue(actual);
+    }
+
+    @Test
+    public void test1theTotalofTensIs30() {
+        //given
+        Integer [] ints = {1, 2, 10, 10, 1};
+        boolean expected = false;
+        //when
+        boolean actual = arraz.theTotalOfTensIs30(ints);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test2theTotalofTensIs30() {
+        //given
+        Integer [] ints = {1, 10, 10, 10};
+        boolean expected = true;
+        //when
+        boolean actual = arraz.theTotalOfTensIs30(ints);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1findSecondSmallestValueFromArray() {
+        //given
+        int [] ints = {1, 3, 5, 10};
+        int expected = 3;
+        //when
+        int actual = arraz.findSecondSmallValueFromArray(ints);
+        //then
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void test1makeMeACopyPlease() {
+        //given
+        int [] ints = {1, 2, 3, 4};
+        int [] expected = {4, 3, 2, 1};
+
+        //when
+        int [] actual = arraz.makeMeACopyPlease(ints);
+        //then
+        Assert.assertArrayEquals(expected, actual);
+    }
 
-}
+    @Test
+    public void test2makeMeACopyPlease() {
+        //given
+        int [] ints = {2, 4, 5, 7, 4};
+        int [] expected = {4, 7, 5, 4, 2};
+        //when
+        int [] actual = arraz.makeMeACopyPlease(ints);
+        //then
+        Assert.assertArrayEquals(expected, actual);
+    }
+    
+}