();
+ postOrderTraversalRecursion(treeNode);
+ System.out.println(loopList);
+ }
+
+
+
+
+ /**
+ *
+ * @param root
+ */
+ public void preOrderTraverselRecursion(TreeNode root) {
+ if (root != null) {
+ loopList.add(root.val);
+ preOrderTraverselRecursion(root.left);
+ preOrderTraverselRecursion(root.right);
+ }
+ }
+
+ /**
+ *
+ * @param root
+ */
+ public void inOrderTraverselRecursion(TreeNode root) {
+ if (root != null) {
+ inOrderTraverselRecursion(root.left);
+ loopList.add(root.val);
+ inOrderTraverselRecursion(root.right);
+ }
+
+ }
+
+ /**
+ *
+ * @param root
+ */
+ public void postOrderTraversalRecursion(TreeNode root) {
+ if (root != null) {
+ postOrderTraversalRecursion(root.left);
+ postOrderTraversalRecursion(root.right);
+ loopList.add(root.val);
+ }
+
+ }
+
+}
diff --git a/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/VariableTest.java b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/VariableTest.java
index f2935594dd..c4aa5d3020 100644
--- a/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/VariableTest.java
+++ b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/VariableTest.java
@@ -54,7 +54,8 @@ public class VariableTest extends TestCase {
public void testStaticVariableChange() {
OssezVariable objA = new OssezVariable(1, 2, 3);
- logger.debug("s1/s2/s3 - [{}]/[{}]/[{}]", objA.s1, objA.s2, OssezVariable.s3);
+ logger.debug("s1/s2/s3 - [{}]", Math.round(10.55));
+
OssezVariable objB = new OssezVariable(4, 5, 6);
logger.debug("s1/s2/s3 - [{}]/[{}]/[{}]", objA.s1, objA.s2, OssezVariable.s3);
diff --git a/src/test/java/com/ossez/codebank/interview/tests/AmazonTest.java b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/AmazonTest.java
similarity index 98%
rename from src/test/java/com/ossez/codebank/interview/tests/AmazonTest.java
rename to toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/AmazonTest.java
index df2101b3ca..8aacd8f4fe 100644
--- a/src/test/java/com/ossez/codebank/interview/tests/AmazonTest.java
+++ b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/AmazonTest.java
@@ -1,6 +1,5 @@
-package com.ossez.codebank.interview.tests;
+package com.ossez.toolkits.codebank.tests.interview;
-import java.lang.reflect.Array;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
diff --git a/src/test/java/com/ossez/codebank/interview/tests/KayakTest.java b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/KayakTest.java
similarity index 78%
rename from src/test/java/com/ossez/codebank/interview/tests/KayakTest.java
rename to toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/KayakTest.java
index 19282437d9..e90e1d27c5 100644
--- a/src/test/java/com/ossez/codebank/interview/tests/KayakTest.java
+++ b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/KayakTest.java
@@ -1,64 +1,65 @@
-package com.ossez.codebank.interview.tests;
-
-import static org.junit.Assert.assertEquals;
-
-import org.junit.Test;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import com.ossez.codebank.interview.KayakCountUpDown;
-import com.ossez.codebank.interview.KayakRobotMovement;
-
-/**
- *
- * @author YuCheng
- *
- */
-public class KayakTest {
-
- private final static Logger logger = LoggerFactory.getLogger(KayakTest.class);
-
- /**
- * https://www.cwiki.us/display/ITCLASSIFICATION/Robot+Movement
- *
- * testGetCoordinates
- *
- */
- @Test
- public void testGetCoordinates() {
- logger.debug("TEST Get Coordinat ");
- logger.debug("LFFF - [{}]", KayakRobotMovement.getCoordinates("FF"));
- logger.debug("LFFFRFFFRRFFF - [{}]", KayakRobotMovement.getCoordinates("LFFFRFFFRRFFF"));
-
- assertEquals(KayakRobotMovement.getCoordinates("FF"), "0,2");
- assertEquals(KayakRobotMovement.getCoordinates("LFFFRFFFRRFFF"), "-3,0");
-
- }
-
- /**
- * https://www.cwiki.us/display/ITCLASSIFICATION/Count+Up+Down
- *
- * CountUpDown
- */
- @Test
- public void testCountUpDown() {
- logger.debug("TEST Count Up and Down ");
-
- // 2 -5
- logger.debug("[2 -> 5]");
- logger.debug("UP - {}", new KayakCountUpDown().countUp(2, 5));
- logger.debug("UP & DOWN - {}", new KayakCountUpDown().countUpDown(2, 5));
-
- // 0 - 5
- logger.debug("[0 -> 5]");
- logger.debug("UP - {}", new KayakCountUpDown().countUp(0, 5));
- logger.debug("UP & DOWN - {}", new KayakCountUpDown().countUpDown(0, 5));
-
- // -1 - 5
- logger.debug("[-1 -> 5]");
- logger.debug("UP - {}", new KayakCountUpDown().countUp(-1, 5));
- logger.debug("UP & DOWN - {}", new KayakCountUpDown().countUpDown(-1, 5));
-
- }
-
-}
+package com.ossez.toolkits.codebank.tests.interview;
+
+import static org.junit.Assert.assertEquals;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.ossez.toolkits.codebank.common.interview.KayakCountUpDown;
+import com.ossez.toolkits.codebank.common.interview.KayakRobotMovement;
+
+/**
+ *
+ * @author YuCheng
+ *
+ */
+public class KayakTest {
+
+ private final static Logger logger = LoggerFactory.getLogger(KayakTest.class);
+
+ /**
+ * https://www.cwiki.us/display/ITCLASSIFICATION/Robot+Movement
+ *
+ * testGetCoordinates
+ *
+ */
+ @Test
+ public void testGetCoordinates() {
+ logger.debug("TEST Get Coordinat ");
+ logger.debug("LFFF - [{}]", KayakRobotMovement.getCoordinates("FF"));
+ logger.debug("LFFFRFFFRRFFF - [{}]", KayakRobotMovement.getCoordinates("LFFFRFFFRRFFF"));
+
+ Assert.assertEquals(KayakRobotMovement.getCoordinates("FF"), "0,2");
+ Assert.assertEquals(KayakRobotMovement.getCoordinates("LFFFRFFFRRFFF"), "-3,0");
+
+ }
+
+ /**
+ * https://www.cwiki.us/display/ITCLASSIFICATION/Count+Up+Down
+ *
+ * CountUpDown
+ */
+ @Test
+ public void testCountUpDown() {
+ logger.debug("TEST Count Up and Down ");
+
+ // 2 -5
+ logger.debug("[2 -> 5]");
+ logger.debug("UP - {}", new KayakCountUpDown().countUp(2, 5));
+ logger.debug("UP & DOWN - {}", new KayakCountUpDown().countUpDown(2, 5));
+
+ // 0 - 5
+ logger.debug("[0 -> 5]");
+ logger.debug("UP - {}", new KayakCountUpDown().countUp(0, 5));
+ logger.debug("UP & DOWN - {}", new KayakCountUpDown().countUpDown(0, 5));
+
+ // -1 - 5
+ logger.debug("[-1 -> 5]");
+ logger.debug("UP - {}", new KayakCountUpDown().countUp(-1, 5));
+ logger.debug("UP & DOWN - {}", new KayakCountUpDown().countUpDown(-1, 5));
+
+ }
+
+}
diff --git a/src/test/java/com/ossez/codebank/interview/tests/others/LambdaEvensTest.java b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/LambdaEvensTest.java
similarity index 94%
rename from src/test/java/com/ossez/codebank/interview/tests/others/LambdaEvensTest.java
rename to toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/LambdaEvensTest.java
index 38bdac4519..e17e89777d 100644
--- a/src/test/java/com/ossez/codebank/interview/tests/others/LambdaEvensTest.java
+++ b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/LambdaEvensTest.java
@@ -1,4 +1,4 @@
-package com.ossez.codebank.interview.tests.others;
+package com.ossez.toolkits.codebank.tests.interview;
import org.junit.Test;
import org.slf4j.Logger;
diff --git a/src/test/java/com/ossez/codebank/interview/tests/MassMutual.java b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/MassMutual.java
similarity index 98%
rename from src/test/java/com/ossez/codebank/interview/tests/MassMutual.java
rename to toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/MassMutual.java
index b88a2fe2f0..b322242a7c 100644
--- a/src/test/java/com/ossez/codebank/interview/tests/MassMutual.java
+++ b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/MassMutual.java
@@ -1,4 +1,4 @@
-package com.ossez.codebank.interview.tests;
+package com.ossez.toolkits.codebank.tests.interview;
import java.io.File;
import java.nio.charset.StandardCharsets;
diff --git a/src/test/java/com/ossez/codebank/interview/tests/others/MinimumCoinsTest.java b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/MinimumCoinsTest.java
similarity index 89%
rename from src/test/java/com/ossez/codebank/interview/tests/others/MinimumCoinsTest.java
rename to toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/MinimumCoinsTest.java
index 9b251ae5fd..aa806bfb7e 100644
--- a/src/test/java/com/ossez/codebank/interview/tests/others/MinimumCoinsTest.java
+++ b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/MinimumCoinsTest.java
@@ -1,12 +1,9 @@
-package com.ossez.codebank.interview.tests.others;
+package com.ossez.toolkits.codebank.tests.interview;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import java.util.ArrayList;
-import java.util.List;
-
/**
* For Minimum Coins
*
diff --git a/src/test/java/com/ossez/codebank/interview/tests/PillPackTest.java b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/PillPackTest.java
similarity index 94%
rename from src/test/java/com/ossez/codebank/interview/tests/PillPackTest.java
rename to toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/PillPackTest.java
index 17f7e15c5b..3df6538b9f 100644
--- a/src/test/java/com/ossez/codebank/interview/tests/PillPackTest.java
+++ b/toolkits/codebank/src/test/java/com/ossez/toolkits/codebank/tests/interview/PillPackTest.java
@@ -1,83 +1,83 @@
-package com.ossez.codebank.interview.tests;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-import java.util.stream.Stream;
-
-import org.junit.Test;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-/**
- * PillPack
- *
- *
- * https://www.cwiki.us/display/ITCLASSIFICATION/Flatten+Nested+Arrays
- *
- *
- * @author YuCheng
- *
- */
-public class PillPackTest {
-
- private final static Logger logger = LoggerFactory.getLogger(PillPackTest.class);
-
- List returnList = new ArrayList();
-
- /**
- * https://www.cwiki.us/display/ITCLASSIFICATION/Flatten+Nested+Arrays
- *
- * FlattenNestedArrays
- */
- @Test
- public void testFlattenNestedArrays() {
- logger.debug("Test FlattenNestedArrays");
-
- Object[] array = { 1, 2, new Object[] { 3, 4, new Object[] { 5, new Object[] { new Object[] { 6 } } }, 7 }, 8, 9, 10 };
- logger.debug("LOOP: {} - > {}", Arrays.deepToString(array), Arrays.toString(loopFlatten(array)));
-
- logger.debug("Java 8: {} - > {}", Arrays.deepToString(array), Arrays.toString(java8Flatten(array).toArray()));
-
- }
-
- /**
- * Loop And Recursive
- *
- * @param inputArray
- * @return
- * @throws IllegalArgumentException
- */
- private static Integer[] loopFlatten(Object[] inputArray) throws IllegalArgumentException {
- // NULL CHECK
- if (inputArray == null)
- return null;
-
- List flatList = new ArrayList();
-
- for (Object element : inputArray) {
- if (element instanceof Integer) {
- flatList.add((Integer) element);
- } else if (element instanceof Object[]) {
- // Recursive
- flatList.addAll(Arrays.asList(loopFlatten((Object[]) element)));
- } else {
- throw new IllegalArgumentException("Input must be an array of Integers or nested arrays of Integers");
- }
- }
- return flatList.toArray(new Integer[flatList.size()]);
- }
-
- /**
- * Java 8 Stream to Flatten array.
- *
- * @param array
- * @return
- */
- private static Stream