Merge pull request #15 from cwiki-us-docs/code_bank
Change project for full compile
This commit is contained in:
GitHub
commit
115ce988f3
1
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1
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cwiki-us-demo-tutorials
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<filtered-out-file-type name="REMOTE_BRANCH" />
|
||||
<filtered-out-file-type name="TAG" />
|
||||
<filtered-out-file-type name="COMMIT_BY_MESSAGE" />
|
||||
</file-type-list>
|
||||
</component>
|
||||
<component name="ProjectCodeStyleSettingsMigration">
|
||||
<option name="version" value="1" />
|
||||
</component>
|
||||
<component name="ProjectId" id="1r1Zx6oqLWRPWaxq39M8I4kCZrQ" />
|
||||
<component name="ProjectLevelVcsManager" settingsEditedManually="true" />
|
||||
<component name="ProjectId" id="1rgubunw7ryTECA0xroZNQRefbN" />
|
||||
<component name="ProjectViewState">
|
||||
<option name="hideEmptyMiddlePackages" value="true" />
|
||||
<option name="showLibraryContents" value="true" />
|
||||
</component>
|
||||
<component name="PropertiesComponent">
|
||||
<property name="Git.Branch.Popup.ShowAllRemotes" value="true" />
|
||||
<property name="RunOnceActivity.OpenProjectViewOnStart" value="true" />
|
||||
<property name="RunOnceActivity.ShowReadmeOnStart" value="true" />
|
||||
<property name="WebServerToolWindowFactoryState" value="false" />
|
||||
<property name="aspect.path.notification.shown" value="true" />
|
||||
<property name="last_opened_file_path" value="$PROJECT_DIR$/spring-batch" />
|
||||
<property name="nodejs_package_manager_path" value="npm" />
|
||||
</component>
|
||||
<component name="RecentsManager">
|
||||
<key name="CopyFile.RECENT_KEYS">
|
||||
<recent name="C:\WorkDir\GitHub\cwiki-us-docs\java-tutorials\spring-batch" />
|
||||
<recent name="C:\WorkDir\GitHub\cwiki-us-docs\java-tutorials\toolkits\discourse" />
|
||||
<recent name="C:\WorkDir\GitHub\cwiki-us-docs\java-tutorials\toolkits" />
|
||||
<recent name="C:\WorkDir\GitHub\cwiki-us-docs\java-tutorials\toolkits\test\java\com\ossez\edtestbank\service\test" />
|
||||
<recent name="C:\WorkDir\GitHub\cwiki-us-docs\java-tutorials\src\test" />
|
||||
</key>
|
||||
<key name="MoveFile.RECENT_KEYS">
|
||||
<recent name="C:\WorkDir\GitHub\cwiki-us-docs\java-tutorials\src\test\java\com\ossez\lang\tutorial\tests" />
|
||||
</key>
|
||||
</component>
|
||||
<component name="RunManager">
|
||||
<configuration default="true" type="ArquillianTestNG" factoryName="" nameIsGenerated="true">
|
||||
<option name="arquillianRunConfiguration">
|
||||
<value>
|
||||
<option name="containerStateName" value="" />
|
||||
</value>
|
||||
</option>
|
||||
<option name="TEST_OBJECT" value="CLASS" />
|
||||
<properties />
|
||||
<listeners />
|
||||
<method v="2">
|
||||
<option name="Make" enabled="true" />
|
||||
</method>
|
||||
</configuration>
|
||||
<property name="project.structure.last.edited" value="Modules" />
|
||||
<property name="project.structure.proportion" value="0.0" />
|
||||
<property name="project.structure.side.proportion" value="0.0" />
|
||||
</component>
|
||||
<component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
|
||||
<component name="TaskManager">
|
||||
<task active="true" id="Default" summary="Default task">
|
||||
<changelist id="bc4dcfec-3698-4fde-a6cf-dd08b73f1f06" name="Default Changelist" comment="" />
|
||||
<created>1618145802441</created>
|
||||
<changelist id="e4ccec40-1722-49be-ba56-1cba428e2e66" name="Default Changelist" comment="" />
|
||||
<created>1619410137650</created>
|
||||
<option name="number" value="Default" />
|
||||
<option name="presentableId" value="Default" />
|
||||
<updated>1618145802441</updated>
|
||||
<workItem from="1618145805266" duration="1634000" />
|
||||
<workItem from="1618147512704" duration="6933000" />
|
||||
<workItem from="1618246818887" duration="17236000" />
|
||||
<workItem from="1618429441584" duration="12732000" />
|
||||
<updated>1619410137650</updated>
|
||||
<workItem from="1619410141685" duration="105000" />
|
||||
</task>
|
||||
<task id="LOCAL-00001" summary="更新 POM 文件">
|
||||
<created>1618147556538</created>
|
||||
<option name="number" value="00001" />
|
||||
<option name="presentableId" value="LOCAL-00001" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618147556538</updated>
|
||||
</task>
|
||||
<task id="LOCAL-00002" summary="Discourse Topic import">
|
||||
<created>1618147882644</created>
|
||||
<option name="number" value="00002" />
|
||||
<option name="presentableId" value="LOCAL-00002" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618147882644</updated>
|
||||
</task>
|
||||
<task id="LOCAL-00003" summary="项目的 POM 配置文件 # Conflicts: #	pom.xml">
|
||||
<created>1618151038853</created>
|
||||
<option name="number" value="00003" />
|
||||
<option name="presentableId" value="LOCAL-00003" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618151038853</updated>
|
||||
</task>
|
||||
<task id="LOCAL-00004" summary="Discourse">
|
||||
<created>1618157753954</created>
|
||||
<option name="number" value="00004" />
|
||||
<option name="presentableId" value="LOCAL-00004" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618157753954</updated>
|
||||
</task>
|
||||
<task id="LOCAL-00005" summary="添加忽略文件的内容">
|
||||
<created>1618499169408</created>
|
||||
<option name="number" value="00005" />
|
||||
<option name="presentableId" value="LOCAL-00005" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618499169408</updated>
|
||||
</task>
|
||||
<task id="LOCAL-00006" summary="完成所有的文件的提交，以便于下一步的代码演示和开发">
|
||||
<created>1618499203125</created>
|
||||
<option name="number" value="00006" />
|
||||
<option name="presentableId" value="LOCAL-00006" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618499203125</updated>
|
||||
</task>
|
||||
<task id="LOCAL-00007" summary="adjust the pom to make project can be compile">
|
||||
<created>1618503350719</created>
|
||||
<option name="number" value="00007" />
|
||||
<option name="presentableId" value="LOCAL-00007" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618503350719</updated>
|
||||
</task>
|
||||
<task id="LOCAL-00008" summary="DiscourseImportTest move to different project">
|
||||
<created>1618503445699</created>
|
||||
<option name="number" value="00008" />
|
||||
<option name="presentableId" value="LOCAL-00008" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618503445699</updated>
|
||||
</task>
|
||||
<task id="LOCAL-00009" summary="Change the compiler version to 3.7.0 version">
|
||||
<created>1618509340144</created>
|
||||
<option name="number" value="00009" />
|
||||
<option name="presentableId" value="LOCAL-00009" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618509340144</updated>
|
||||
</task>
|
||||
<task id="LOCAL-00010" summary="提交 OSSRH 的提交地址">
|
||||
<created>1618515214208</created>
|
||||
<option name="number" value="00010" />
|
||||
<option name="presentableId" value="LOCAL-00010" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618515214208</updated>
|
||||
</task>
|
||||
<task id="LOCAL-00011" summary="Add name and URL before push to OSSRH">
|
||||
<created>1618519278569</created>
|
||||
<option name="number" value="00011" />
|
||||
<option name="presentableId" value="LOCAL-00011" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618519278569</updated>
|
||||
</task>
|
||||
<task id="LOCAL-00012" summary="Upgrade to using JDK 11">
|
||||
<created>1618519439477</created>
|
||||
<option name="number" value="00012" />
|
||||
<option name="presentableId" value="LOCAL-00012" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618519439477</updated>
|
||||
</task>
|
||||
<task id="LOCAL-00013" summary="Change name and description">
|
||||
<created>1618519836247</created>
|
||||
<option name="number" value="00013" />
|
||||
<option name="presentableId" value="LOCAL-00013" />
|
||||
<option name="project" value="LOCAL" />
|
||||
<updated>1618519836247</updated>
|
||||
</task>
|
||||
<option name="localTasksCounter" value="14" />
|
||||
<servers />
|
||||
</component>
|
||||
<component name="TypeScriptGeneratedFilesManager">
|
||||
<option name="version" value="3" />
|
||||
</component>
|
||||
<component name="Vcs.Log.Tabs.Properties">
|
||||
<option name="TAB_STATES">
|
||||
<map>
|
||||
<entry key="MAIN">
|
||||
<value>
|
||||
<State />
|
||||
</value>
|
||||
</entry>
|
||||
</map>
|
||||
</option>
|
||||
<option name="oldMeFiltersMigrated" value="true" />
|
||||
</component>
|
||||
<component name="VcsManagerConfiguration">
|
||||
<MESSAGE value="更新 POM 文件" />
|
||||
<MESSAGE value="Discourse Topic import" />
|
||||
<MESSAGE value="项目的 POM 配置文件 # Conflicts: #	pom.xml" />
|
||||
<MESSAGE value="Discourse" />
|
||||
<MESSAGE value="添加忽略文件的内容" />
|
||||
<MESSAGE value="完成所有的文件的提交，以便于下一步的代码演示和开发" />
|
||||
<MESSAGE value="adjust the pom to make project can be compile" />
|
||||
<MESSAGE value="DiscourseImportTest move to different project" />
|
||||
<MESSAGE value="Change the compiler version to 3.7.0 version" />
|
||||
<MESSAGE value="提交 OSSRH 的提交地址" />
|
||||
<MESSAGE value="Add name and URL before push to OSSRH" />
|
||||
<MESSAGE value="Upgrade to using JDK 11" />
|
||||
<MESSAGE value="Change name and description" />
|
||||
<option name="LAST_COMMIT_MESSAGE" value="Change name and description" />
|
||||
</component>
|
||||
</project>
|
||||
9
pom.xml
9
pom.xml
@ -38,6 +38,10 @@
|
||||
</license>
|
||||
</licenses>
|
||||
|
||||
<modules>
|
||||
<module>toolkits</module>
|
||||
</modules>
|
||||
|
||||
<properties>
|
||||
<!-- Generic properties -->
|
||||
<java.version>11</java.version>
|
||||
@ -75,8 +79,8 @@
|
||||
<!-- LOG -->
|
||||
<dependency>
|
||||
<groupId>org.apache.logging.log4j</groupId>
|
||||
<artifactId>log4j-slf4j-impl</artifactId>
|
||||
<version>2.11.0</version>
|
||||
<artifactId>log4j-slf4j18-impl</artifactId>
|
||||
<version>2.14.0</version>
|
||||
</dependency>
|
||||
|
||||
<!-- APACHE COMMONS -->
|
||||
@ -305,6 +309,7 @@
|
||||
</plugins>
|
||||
</build>
|
||||
|
||||
|
||||
<distributionManagement>
|
||||
<snapshotRepository>
|
||||
<id>ossrh</id>
|
||||
|
||||
@ -1,16 +0,0 @@
|
||||
package com.ossez.codebank.algorithm.models;
|
||||
|
||||
/**
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class ListNode {
|
||||
public int val;
|
||||
public ListNode next;
|
||||
|
||||
public ListNode(int x) {
|
||||
val = x;
|
||||
next = null;
|
||||
}
|
||||
}
|
||||
@ -1,16 +0,0 @@
|
||||
package com.ossez.codebank.algorithm.models;
|
||||
|
||||
/**
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class TreeNode {
|
||||
public int val;
|
||||
public TreeNode left, right;
|
||||
|
||||
public TreeNode(int val) {
|
||||
this.val = val;
|
||||
this.left = this.right = null;
|
||||
}
|
||||
}
|
||||
@ -1,56 +0,0 @@
|
||||
package com.ossez.codebank.algorithm.tests.codility;
|
||||
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
/**
|
||||
* <p>
|
||||
* More details about question see link below
|
||||
* <ul>
|
||||
* <li>@see <a href= "https://www.cwiki.us/display/ITCLASSIFICATION/Binary+Gap">https://www.cwiki.us/display/ITCLASSIFICATION/Binary+Gap</a>
|
||||
* </li>
|
||||
* </ul>
|
||||
* </p>
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class CodilityBinaryGapTest {
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(CodilityBinaryGapTest.class);
|
||||
|
||||
/**
|
||||
*
|
||||
*/
|
||||
@Test
|
||||
public void testMain() {
|
||||
logger.debug("BEGIN");
|
||||
|
||||
int N = 529;
|
||||
String intStr = Integer.toBinaryString(N);
|
||||
|
||||
intStr = intStr.replace("1", "#1#");
|
||||
|
||||
String[] strArray = intStr.split("1");
|
||||
|
||||
int maxCount = 0;
|
||||
for (int i = 0; i < strArray.length; i++) {
|
||||
String checkStr = strArray[i];
|
||||
int countLength = 0;
|
||||
|
||||
if (checkStr.length() > 2 && checkStr.startsWith("#") && checkStr.endsWith("#")) {
|
||||
checkStr = checkStr.replace("#", "");
|
||||
countLength = checkStr.length();
|
||||
|
||||
if (maxCount < countLength) {
|
||||
maxCount = countLength;
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
logger.debug("MAX COUNT: [{}]", maxCount);
|
||||
}
|
||||
|
||||
}
|
||||
@ -1,131 +0,0 @@
|
||||
package com.ossez.codebank.algorithm.tests.lintcode;
|
||||
|
||||
import java.util.ArrayList;
|
||||
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
import com.ossez.codebank.algorithm.models.TreeNode;
|
||||
|
||||
/**
|
||||
* <p>
|
||||
* 7
|
||||
* <ul>
|
||||
* <li>@see <a href=
|
||||
* "https://www.cwiki.us/display/ITCLASSIFICATION/Serialize+and+Deserialize+Binary+Tree">https://www.cwiki.us/display/ITCLASSIFICATION/Serialize+and+Deserialize+Binary+Tree</a>
|
||||
* <li>@see<a href=
|
||||
* "https://www.lintcode.com/problem/serialize-and-deserialize-binary-tree">https://www.lintcode.com/problem/serialize-and-deserialize-binary-tree</a>
|
||||
* </ul>
|
||||
* </p>
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class LintCode0007SerializeAndDeserializeTest {
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(LintCode0007SerializeAndDeserializeTest.class);
|
||||
|
||||
/**
|
||||
*
|
||||
*/
|
||||
@Test
|
||||
public void testMain() {
|
||||
logger.debug("BEGIN");
|
||||
String data = "{3,9,20,#,#,15,7}";
|
||||
|
||||
System.out.println(serialize(deserialize(data)));
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Deserialize from array to tree
|
||||
*
|
||||
* @param data
|
||||
* @return
|
||||
*/
|
||||
private TreeNode deserialize(String data) {
|
||||
// NULL CHECK
|
||||
if (data.equals("{}")) {
|
||||
return null;
|
||||
}
|
||||
|
||||
ArrayList<TreeNode> treeList = new ArrayList<TreeNode>();
|
||||
|
||||
data = data.replace("{", "");
|
||||
data = data.replace("}", "");
|
||||
String[] vals = data.split(",");
|
||||
|
||||
// INSERT ROOT
|
||||
TreeNode root = new TreeNode(Integer.parseInt(vals[0]));
|
||||
treeList.add(root);
|
||||
|
||||
int index = 0;
|
||||
boolean isLeftChild = true;
|
||||
for (int i = 1; i < vals.length; i++) {
|
||||
if (!vals[i].equals("#")) {
|
||||
TreeNode node = new TreeNode(Integer.parseInt(vals[i]));
|
||||
if (isLeftChild) {
|
||||
treeList.get(index).left = node;
|
||||
} else {
|
||||
treeList.get(index).right = node;
|
||||
}
|
||||
treeList.add(node);
|
||||
}
|
||||
|
||||
// LEVEL
|
||||
if (!isLeftChild) {
|
||||
index++;
|
||||
}
|
||||
|
||||
// MOVE TO RIGHT OR NEXT LEVEL
|
||||
isLeftChild = !isLeftChild;
|
||||
}
|
||||
|
||||
return root;
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
*
|
||||
* @param root
|
||||
* @return
|
||||
*/
|
||||
public String serialize(TreeNode root) {
|
||||
// write your code here
|
||||
if (root == null) {
|
||||
return "{}";
|
||||
}
|
||||
|
||||
ArrayList<TreeNode> queue = new ArrayList<TreeNode>();
|
||||
queue.add(root);
|
||||
|
||||
for (int i = 0; i < queue.size(); i++) {
|
||||
TreeNode node = queue.get(i);
|
||||
if (node == null) {
|
||||
continue;
|
||||
}
|
||||
queue.add(node.left);
|
||||
queue.add(node.right);
|
||||
}
|
||||
|
||||
while (queue.get(queue.size() - 1) == null) {
|
||||
queue.remove(queue.size() - 1);
|
||||
}
|
||||
|
||||
StringBuilder sb = new StringBuilder();
|
||||
sb.append("{");
|
||||
sb.append(queue.get(0).val);
|
||||
for (int i = 1; i < queue.size(); i++) {
|
||||
if (queue.get(i) == null) {
|
||||
sb.append(",#");
|
||||
} else {
|
||||
sb.append(",");
|
||||
sb.append(queue.get(i).val);
|
||||
}
|
||||
}
|
||||
sb.append("}");
|
||||
return sb.toString();
|
||||
}
|
||||
|
||||
}
|
||||
@ -1,124 +0,0 @@
|
||||
package com.ossez.codebank.algorithm.tests.lintcode;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.LinkedList;
|
||||
import java.util.List;
|
||||
import java.util.Queue;
|
||||
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
import com.ossez.codebank.algorithm.models.TreeNode;
|
||||
|
||||
/**
|
||||
* <p>
|
||||
* 69
|
||||
* <ul>
|
||||
* <li>@see <a href=
|
||||
* "https://www.cwiki.us/display/ITCLASSIFICATION/Binary+Tree+Level+Order+Traversal">https://www.cwiki.us/display/ITCLASSIFICATION/Binary+Tree+Level+Order+Traversal</a>
|
||||
* <li>@see<a href=
|
||||
* "https://www.lintcode.com/problem/binary-tree-level-order-traversal">https://www.lintcode.com/problem/binary-tree-level-order-traversal</a>
|
||||
* </ul>
|
||||
* </p>
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class LintCode0069LevelOrderTest {
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(LintCode0069LevelOrderTest.class);
|
||||
|
||||
/**
|
||||
*
|
||||
*/
|
||||
@Test
|
||||
public void testMain() {
|
||||
logger.debug("BEGIN");
|
||||
String data = "{3,9,20,#,#,15,7}";
|
||||
|
||||
TreeNode tn = deserialize(data);
|
||||
System.out.println(levelOrder(tn));
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Deserialize from array to tree
|
||||
*
|
||||
* @param data
|
||||
* @return
|
||||
*/
|
||||
private TreeNode deserialize(String data) {
|
||||
// NULL CHECK
|
||||
if (data.equals("{}")) {
|
||||
return null;
|
||||
}
|
||||
|
||||
ArrayList<TreeNode> treeList = new ArrayList<TreeNode>();
|
||||
|
||||
data = data.replace("{", "");
|
||||
data = data.replace("}", "");
|
||||
String[] vals = data.split(",");
|
||||
|
||||
// INSERT ROOT
|
||||
TreeNode root = new TreeNode(Integer.parseInt(vals[0]));
|
||||
treeList.add(root);
|
||||
|
||||
int index = 0;
|
||||
boolean isLeftChild = true;
|
||||
for (int i = 1; i < vals.length; i++) {
|
||||
if (!vals[i].equals("#")) {
|
||||
TreeNode node = new TreeNode(Integer.parseInt(vals[i]));
|
||||
if (isLeftChild) {
|
||||
treeList.get(index).left = node;
|
||||
} else {
|
||||
treeList.get(index).right = node;
|
||||
}
|
||||
treeList.add(node);
|
||||
}
|
||||
|
||||
// LEVEL
|
||||
if (!isLeftChild) {
|
||||
index++;
|
||||
}
|
||||
|
||||
// MOVE TO RIGHT OR NEXT LEVEL
|
||||
isLeftChild = !isLeftChild;
|
||||
}
|
||||
|
||||
return root;
|
||||
|
||||
}
|
||||
|
||||
private List<List<Integer>> levelOrder(TreeNode root) {
|
||||
Queue<TreeNode> queue = new LinkedList<TreeNode>();
|
||||
List<List<Integer>> rs = new ArrayList<List<Integer>>();
|
||||
|
||||
// NULL CHECK
|
||||
if (root == null) {
|
||||
return rs;
|
||||
}
|
||||
|
||||
queue.offer(root);
|
||||
|
||||
while (!queue.isEmpty()) {
|
||||
int length = queue.size();
|
||||
List<Integer> list = new ArrayList<Integer>();
|
||||
|
||||
for (int i = 0; i < length; i++) {
|
||||
TreeNode curTN = queue.poll();
|
||||
list.add(curTN.val);
|
||||
if (curTN.left != null) {
|
||||
queue.offer(curTN.left);
|
||||
}
|
||||
if (curTN.right != null) {
|
||||
queue.offer(curTN.right);
|
||||
}
|
||||
}
|
||||
|
||||
rs.add(list);
|
||||
}
|
||||
|
||||
return rs;
|
||||
}
|
||||
}
|
||||
@ -1,63 +0,0 @@
|
||||
package com.ossez.codebank.algorithm.tests.lintcode;
|
||||
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
import com.ossez.codebank.algorithm.models.ListNode;
|
||||
|
||||
/**
|
||||
* <p>
|
||||
* 102
|
||||
* <ul>
|
||||
* <li>@see <a href=
|
||||
* "https://www.cwiki.us/display/ITCLASSIFICATION/Linked+List+Cycle">https://www.cwiki.us/display/ITCLASSIFICATION/Linked+List+Cycle</a>
|
||||
* <li>@see<a href= "https://www.lintcode.com/problem/linked-list-cycle/">https://www.lintcode.com/problem/linked-list-cycle/</a>
|
||||
* </ul>
|
||||
* </p>
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class LintCode0102HasCycleTest {
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(LintCode0102HasCycleTest.class);
|
||||
|
||||
/**
|
||||
*
|
||||
*/
|
||||
@Test
|
||||
public void testMain() {
|
||||
logger.debug("BEGIN");
|
||||
// INIT LINKED LIST
|
||||
ListNode head = new ListNode(1);
|
||||
head.next = new ListNode(2);
|
||||
head.next.next = new ListNode(3);
|
||||
head.next.next.next = new ListNode(4);
|
||||
|
||||
// CREATE A LOOP
|
||||
head.next.next.next.next = head.next.next.next;
|
||||
|
||||
boolean retResult = false;
|
||||
|
||||
// LIKED LIST MAY NULL:
|
||||
if (!(head == null || head.next == null)) {
|
||||
ListNode s = head;
|
||||
ListNode f = head.next;
|
||||
|
||||
while (f.next != null && f.next.next != null) {
|
||||
|
||||
s = s.next;
|
||||
f = f.next.next;
|
||||
|
||||
if (f == s) {
|
||||
retResult = true;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
System.out.println(retResult);
|
||||
|
||||
}
|
||||
}
|
||||
@ -1,89 +0,0 @@
|
||||
package com.ossez.codebank.algorithm.tests.lintcode;
|
||||
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
import com.ossez.codebank.algorithm.models.ListNode;
|
||||
|
||||
/**
|
||||
* <p>
|
||||
* 102
|
||||
* <ul>
|
||||
* <li>@see <a href=
|
||||
* "https://www.cwiki.us/display/ITCLASSIFICATION/Linked+List+Cycle">https://www.cwiki.us/display/ITCLASSIFICATION/Linked+List+Cycle</a>
|
||||
* <li>@see<a href= "https://www.lintcode.com/problem/linked-list-cycle/">https://www.lintcode.com/problem/linked-list-cycle/</a>
|
||||
* </ul>
|
||||
* </p>
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class LintCode0165MergeTwoListsTest {
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(LintCode0165MergeTwoListsTest.class);
|
||||
|
||||
/**
|
||||
*
|
||||
*/
|
||||
@Test
|
||||
public void testMain() {
|
||||
logger.debug("BEGIN");
|
||||
// INIT LINKED LIST l1
|
||||
ListNode l1 = new ListNode(1);
|
||||
l1.next = new ListNode(3);
|
||||
l1.next.next = new ListNode(8);
|
||||
l1.next.next.next = new ListNode(11);
|
||||
l1.next.next.next.next = new ListNode(15);
|
||||
|
||||
// INIT LINKED LIST l2
|
||||
ListNode l2 = new ListNode(2);
|
||||
|
||||
// RETURN RESULT
|
||||
ListNode retResult = new ListNode(0);
|
||||
|
||||
// NULL CHECK
|
||||
// if (l1 == null && l2 == null) {
|
||||
// retResult = null;
|
||||
// }
|
||||
//
|
||||
// if (l1 == null) {
|
||||
// retResult = l2;
|
||||
// }
|
||||
//
|
||||
// if (l2 == null) {
|
||||
// retResult = l1;
|
||||
// }
|
||||
|
||||
// MERGE
|
||||
retResult = new ListNode(0);
|
||||
ListNode tmpNode = new ListNode(0);
|
||||
retResult = tmpNode;
|
||||
while (l1 != null & l2 != null) {
|
||||
if (l1.val <= l2.val) {
|
||||
tmpNode.next = l1;
|
||||
l1 = l1.next;
|
||||
} else {
|
||||
tmpNode.next = l2;
|
||||
l2 = l2.next;
|
||||
}
|
||||
|
||||
tmpNode = tmpNode.next;
|
||||
}
|
||||
|
||||
if (l1 == null) {
|
||||
tmpNode.next = l2;
|
||||
}
|
||||
|
||||
if (l2 == null) {
|
||||
tmpNode.next = l1;
|
||||
}
|
||||
|
||||
retResult = retResult.next;
|
||||
|
||||
System.out.println(retResult.val);
|
||||
System.out.println(retResult.next.val);
|
||||
System.out.println(retResult.next.next.val);
|
||||
|
||||
}
|
||||
}
|
||||
@ -1,78 +0,0 @@
|
||||
package com.ossez.codebank.algorithm.tests.lintcode;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.HashMap;
|
||||
import java.util.List;
|
||||
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
/**
|
||||
* <p>
|
||||
* 425
|
||||
* <ul>
|
||||
* <li>@see <a href=
|
||||
* "https://www.cwiki.us/display/ITCLASSIFICATION/Letter+Combinations+of+a+Phone+Number">https://www.cwiki.us/display/ITCLASSIFICATION/Letter+Combinations+of+a+Phone+Number</a>
|
||||
* <li>@see<a href=
|
||||
* "https://www.lintcode.com/problem/letter-combinations-of-a-phone-number/description">https://www.lintcode.com/problem/letter-combinations-of-a-phone-number/description</a>
|
||||
* </ul>
|
||||
* </p>
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class LintCode0425LetterCombinationsTest {
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(LintCode0425LetterCombinationsTest.class);
|
||||
|
||||
/**
|
||||
*
|
||||
*/
|
||||
@Test
|
||||
public void testMain() {
|
||||
logger.debug("LetterCombinationsTest");
|
||||
String digits = "23";
|
||||
|
||||
HashMap<String, String> phoneKeyMap = new HashMap<String, String>();
|
||||
phoneKeyMap.put("0", "");
|
||||
phoneKeyMap.put("1", "");
|
||||
phoneKeyMap.put("2", "abc");
|
||||
phoneKeyMap.put("3", "def");
|
||||
phoneKeyMap.put("4", "ghi");
|
||||
phoneKeyMap.put("5", "jkl");
|
||||
phoneKeyMap.put("6", "mno");
|
||||
phoneKeyMap.put("7", "pqrs");
|
||||
phoneKeyMap.put("8", "tuv");
|
||||
phoneKeyMap.put("9", "wxyz");
|
||||
|
||||
List<String> retStatus = new ArrayList<>();
|
||||
|
||||
if (digits != null && digits.length() != 0) {
|
||||
phoneRecursive(digits, retStatus, phoneKeyMap, "", 0);
|
||||
}
|
||||
|
||||
System.out.println(retStatus);
|
||||
}
|
||||
|
||||
/**
|
||||
* phoneRecursive
|
||||
*
|
||||
* @param digits
|
||||
* @param retStatus
|
||||
* @param phoneKeyMap
|
||||
* @param comb
|
||||
* @param index
|
||||
*/
|
||||
private void phoneRecursive(String digits, List<String> retStatus, HashMap<String, String> phoneKeyMap, String comb, int index) {
|
||||
if (index == digits.length()) {
|
||||
retStatus.add(comb);
|
||||
return;
|
||||
}
|
||||
|
||||
char pos = digits.charAt(index);
|
||||
for (char c : ((String) phoneKeyMap.get(String.valueOf(pos))).toCharArray()) {
|
||||
phoneRecursive(digits, retStatus, phoneKeyMap, comb + c, index + 1);
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -1,94 +0,0 @@
|
||||
package com.ossez.codebank.algorithm.tests.lintcode;
|
||||
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
/**
|
||||
* <p>
|
||||
* 433
|
||||
* <ul>
|
||||
* <li>@see <a href=
|
||||
* "https://www.cwiki.us/display/ITCLASSIFICATION/Number+of+Islands">https://www.cwiki.us/display/ITCLASSIFICATION/Number+of+Islands</a>
|
||||
* <li>@see<a href="https://www.lintcode.com/problem/number-of-islands/">https://www.lintcode.com/problem/number-of-islands/</a>
|
||||
* </ul>
|
||||
* </p>
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class LintCode0433NumIslandsTest {
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(LintCode0433NumIslandsTest.class);
|
||||
|
||||
/**
|
||||
*
|
||||
*/
|
||||
@Test
|
||||
public void testMain() {
|
||||
logger.debug("BEGIN");
|
||||
// INIT GRID
|
||||
boolean[][] grid = { { true, true, false, false, false }, { false, true, false, false, true }, { false, false, false, true, true },
|
||||
{ false, false, false, false, false }, { false, false, false, false, true }
|
||||
|
||||
};
|
||||
|
||||
// NULL CHECK
|
||||
if (grid.length == 0 || grid[0].length == 0) {
|
||||
System.out.println("NULL");
|
||||
// return 0;
|
||||
}
|
||||
|
||||
// GET SIZE
|
||||
int n = grid.length;
|
||||
int m = grid[0].length;
|
||||
|
||||
// ARRAY FOR VISITED LOG
|
||||
boolean[][] visited = new boolean[n][m];
|
||||
|
||||
int count = 0;
|
||||
|
||||
// LOOP FOR GRID
|
||||
for (int i = 0; i < n; i++) {
|
||||
for (int j = 0; j < m; j++) {
|
||||
if (grid[i][j] && !visited[i][j]) {
|
||||
numIslandsDFS(grid, visited, i, j);
|
||||
count++;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
System.out.println(count);
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
*
|
||||
* @param grid
|
||||
* @param visited
|
||||
* @param x
|
||||
* @param y
|
||||
*/
|
||||
public void numIslandsDFS(boolean[][] grid, boolean[][] visited, int x, int y) {
|
||||
if (x < 0 || x >= grid.length) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (y < 0 || y >= grid[0].length) {
|
||||
return;
|
||||
}
|
||||
|
||||
if (grid[x][y] != true || visited[x][y]) {
|
||||
return;
|
||||
}
|
||||
|
||||
visited[x][y] = true;
|
||||
|
||||
// Recursive call
|
||||
numIslandsDFS(grid, visited, x - 1, y);
|
||||
numIslandsDFS(grid, visited, x + 1, y);
|
||||
numIslandsDFS(grid, visited, x, y - 1);
|
||||
numIslandsDFS(grid, visited, x, y + 1);
|
||||
|
||||
}
|
||||
}
|
||||
@ -1,35 +0,0 @@
|
||||
package com.ossez.codebank.algorithm.tests.lintcode;
|
||||
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
/**
|
||||
* <p>
|
||||
* 1480
|
||||
* <ul>
|
||||
* <li>@see
|
||||
* <a href= "https://www.cwiki.us/display/ITCLASSIFICATION/Dot+Product">https://www.cwiki.us/display/ITCLASSIFICATION/Dot+Product</a>
|
||||
* <li>@see<a href= "https://www.lintcode.com/problem/dot-product/">https://www.lintcode.com/problem/dot-product/</a>
|
||||
* </ul>
|
||||
* </p>
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class LintCode1480DotProductTest {
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(LintCode1480DotProductTest.class);
|
||||
|
||||
/**
|
||||
*
|
||||
*/
|
||||
@Test
|
||||
public void testMain() {
|
||||
logger.debug("BEGIN");
|
||||
int t = 87;
|
||||
int[] dur = { 20, 25, 19, 37 };
|
||||
// Write your code here
|
||||
}
|
||||
|
||||
}
|
||||
19
toolkits/.idea/compiler.xml
generated
19
toolkits/.idea/compiler.xml
generated
@ -1,19 +0,0 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="CompilerConfiguration">
|
||||
<annotationProcessing>
|
||||
<profile name="Maven default annotation processors profile" enabled="true">
|
||||
<sourceOutputDir name="target/generated-sources/annotations" />
|
||||
<sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
|
||||
<outputRelativeToContentRoot value="true" />
|
||||
<module name="codebank" />
|
||||
<module name="discourse" />
|
||||
</profile>
|
||||
</annotationProcessing>
|
||||
<bytecodeTargetLevel>
|
||||
<module name="codebank" target="11" />
|
||||
<module name="discourse" target="11" />
|
||||
<module name="toolkits" target="11" />
|
||||
</bytecodeTargetLevel>
|
||||
</component>
|
||||
</project>
|
||||
7
toolkits/.idea/encodings.xml
generated
7
toolkits/.idea/encodings.xml
generated
@ -1,7 +0,0 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="Encoding">
|
||||
<file url="file://$PROJECT_DIR$/codebank/src/main/java" charset="UTF-8" />
|
||||
<file url="file://$PROJECT_DIR$/discourse/src/main/java" charset="UTF-8" />
|
||||
</component>
|
||||
</project>
|
||||
20
toolkits/.idea/jarRepositories.xml
generated
20
toolkits/.idea/jarRepositories.xml
generated
@ -1,20 +0,0 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="RemoteRepositoriesConfiguration">
|
||||
<remote-repository>
|
||||
<option name="id" value="central" />
|
||||
<option name="name" value="Central Repository" />
|
||||
<option name="url" value="https://repo.maven.apache.org/maven2" />
|
||||
</remote-repository>
|
||||
<remote-repository>
|
||||
<option name="id" value="central" />
|
||||
<option name="name" value="Maven Central repository" />
|
||||
<option name="url" value="https://repo1.maven.org/maven2" />
|
||||
</remote-repository>
|
||||
<remote-repository>
|
||||
<option name="id" value="jboss.community" />
|
||||
<option name="name" value="JBoss Community repository" />
|
||||
<option name="url" value="https://repository.jboss.org/nexus/content/repositories/public/" />
|
||||
</remote-repository>
|
||||
</component>
|
||||
</project>
|
||||
6
toolkits/.idea/vcs.xml
generated
6
toolkits/.idea/vcs.xml
generated
@ -1,6 +0,0 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project version="4">
|
||||
<component name="VcsDirectoryMappings">
|
||||
<mapping directory="$PROJECT_DIR$/.." vcs="Git" />
|
||||
</component>
|
||||
</project>
|
||||
@ -1,4 +1,4 @@
|
||||
package com.ossez.codebank.interview;
|
||||
package com.ossez.toolkits.codebank.common.interview;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
@ -1,4 +1,4 @@
|
||||
package com.ossez.codebank.interview;
|
||||
package com.ossez.toolkits.codebank.common.interview;
|
||||
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
@ -1,4 +1,4 @@
|
||||
package com.ossez.codebank.interview;
|
||||
package com.ossez.toolkits.codebank.common.interview;
|
||||
|
||||
import java.io.BufferedReader;
|
||||
import java.io.InputStreamReader;
|
||||
@ -1,55 +1,57 @@
|
||||
package com.ossez.codebank.algorithml.utils;
|
||||
|
||||
import java.util.ArrayList;
|
||||
|
||||
import com.ossez.codebank.algorithm.models.TreeNode;
|
||||
|
||||
/**
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class TreeUtils {
|
||||
|
||||
public static TreeNode initTree(String data) {
|
||||
// NULL CHECK
|
||||
if (data.equals("{}")) {
|
||||
return null;
|
||||
}
|
||||
|
||||
ArrayList<TreeNode> treeList = new ArrayList<TreeNode>();
|
||||
|
||||
data = data.replace("{", "");
|
||||
data = data.replace("}", "");
|
||||
String[] vals = data.split(",");
|
||||
|
||||
// INSERT ROOT
|
||||
TreeNode root = new TreeNode(Integer.parseInt(vals[0]));
|
||||
treeList.add(root);
|
||||
|
||||
int index = 0;
|
||||
boolean isLeftChild = true;
|
||||
for (int i = 1; i < vals.length; i++) {
|
||||
if (!vals[i].equals("#")) {
|
||||
TreeNode node = new TreeNode(Integer.parseInt(vals[i]));
|
||||
if (isLeftChild) {
|
||||
treeList.get(index).left = node;
|
||||
} else {
|
||||
treeList.get(index).right = node;
|
||||
}
|
||||
treeList.add(node);
|
||||
}
|
||||
|
||||
// LEVEL
|
||||
if (!isLeftChild) {
|
||||
index++;
|
||||
}
|
||||
|
||||
// MOVE TO RIGHT OR NEXT LEVEL
|
||||
isLeftChild = !isLeftChild;
|
||||
}
|
||||
|
||||
return root;
|
||||
|
||||
}
|
||||
}
|
||||
package com.ossez.toolkits.codebank.common.utils;
|
||||
|
||||
import com.ossez.toolkits.codebank.common.model.TreeNode;
|
||||
|
||||
import java.util.ArrayList;
|
||||
|
||||
|
||||
|
||||
/**
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class TreeUtils {
|
||||
|
||||
public static TreeNode initTree(String data) {
|
||||
// NULL CHECK
|
||||
if (data.equals("{}")) {
|
||||
return null;
|
||||
}
|
||||
|
||||
ArrayList<TreeNode> treeList = new ArrayList<TreeNode>();
|
||||
|
||||
data = data.replace("{", "");
|
||||
data = data.replace("}", "");
|
||||
String[] vals = data.split(",");
|
||||
|
||||
// INSERT ROOT
|
||||
TreeNode root = new TreeNode(Integer.parseInt(vals[0]));
|
||||
treeList.add(root);
|
||||
|
||||
int index = 0;
|
||||
boolean isLeftChild = true;
|
||||
for (int i = 1; i < vals.length; i++) {
|
||||
if (!vals[i].equals("#")) {
|
||||
TreeNode node = new TreeNode(Integer.parseInt(vals[i]));
|
||||
if (isLeftChild) {
|
||||
treeList.get(index).left = node;
|
||||
} else {
|
||||
treeList.get(index).right = node;
|
||||
}
|
||||
treeList.add(node);
|
||||
}
|
||||
|
||||
// LEVEL
|
||||
if (!isLeftChild) {
|
||||
index++;
|
||||
}
|
||||
|
||||
// MOVE TO RIGHT OR NEXT LEVEL
|
||||
isLeftChild = !isLeftChild;
|
||||
}
|
||||
|
||||
return root;
|
||||
|
||||
}
|
||||
}
|
||||
@ -1,36 +1,36 @@
|
||||
package com.ossez.codebank.algorithm.tests;
|
||||
|
||||
import org.apache.commons.math3.util.FastMath;
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
/**
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class BitOperationTest {
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(BitOperationTest.class);
|
||||
|
||||
/**
|
||||
* 35 https://www.lintcode.com/problem/reverse-linked-list/description
|
||||
*/
|
||||
@Test
|
||||
public void testInt2Bit() {
|
||||
logger.debug("BEGIN");
|
||||
System.out.println(Integer.toBinaryString(5));
|
||||
System.out.println(Integer.toBinaryString(2));
|
||||
|
||||
System.out.println(Integer.toBinaryString(2 << 2));
|
||||
|
||||
System.out.println(Integer.parseInt(Integer.toBinaryString(2 << 2), 2));
|
||||
|
||||
System.out.println(5 / 3);
|
||||
System.out.println(5 % 3);
|
||||
FastMath.pow(2, 3);
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
package com.ossez.toolkits.codebank.tests;
|
||||
|
||||
import org.apache.commons.math3.util.FastMath;
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
/**
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class BitOperationTest {
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(BitOperationTest.class);
|
||||
|
||||
/**
|
||||
* 35 https://www.lintcode.com/problem/reverse-linked-list/description
|
||||
*/
|
||||
@Test
|
||||
public void testInt2Bit() {
|
||||
logger.debug("BEGIN");
|
||||
System.out.println(Integer.toBinaryString(5));
|
||||
System.out.println(Integer.toBinaryString(2));
|
||||
|
||||
System.out.println(Integer.toBinaryString(2 << 2));
|
||||
|
||||
System.out.println(Integer.parseInt(Integer.toBinaryString(2 << 2), 2));
|
||||
|
||||
System.out.println(5 / 3);
|
||||
System.out.println(5 % 3);
|
||||
FastMath.pow(2, 3);
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
@ -0,0 +1,64 @@
|
||||
package com.ossez.toolkits.codebank.tests;
|
||||
|
||||
import junit.framework.TestCase;
|
||||
import org.junit.Test;
|
||||
import org.junit.jupiter.api.AfterAll;
|
||||
import org.junit.jupiter.api.BeforeAll;
|
||||
import org.junit.jupiter.api.TestInstance;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
/**
|
||||
* Object of VariableOssez
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
|
||||
class OssezVariable {
|
||||
int s1, s2;
|
||||
static int s3;
|
||||
|
||||
OssezVariable(int x, int y, int z) {
|
||||
s1 = x;
|
||||
s2 = y;
|
||||
s3 = z;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @author YuCheng Hu
|
||||
*/
|
||||
@TestInstance(TestInstance.Lifecycle.PER_CLASS)
|
||||
public class DataStructureTest{
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(DataStructureTest.class);
|
||||
|
||||
|
||||
@BeforeAll
|
||||
protected void setUp() throws Exception {
|
||||
}
|
||||
|
||||
@AfterAll
|
||||
protected void tearDown() throws Exception {
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Do RetsServerConnection Test
|
||||
*/
|
||||
@Test
|
||||
public void testArrayDataStructure() {
|
||||
|
||||
int[] intArraySize = new int[3];
|
||||
Integer intArrayW[] = new Integer[3];
|
||||
logger.debug("Array Size - [{}]", intArraySize.length);
|
||||
logger.debug("Array Size - [{}]", intArrayW.length);
|
||||
|
||||
int[] intArrayValue = {1,2,3};
|
||||
String[] strArray = {"COM","OSSEZ","US"};
|
||||
logger.debug("Array Size - [{}]", intArrayValue.length);
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
@ -1,23 +1,17 @@
|
||||
package com.ossez.lang.tutorial.tests;
|
||||
package com.ossez.toolkits.codebank.tests;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.Arrays;
|
||||
import java.util.Collections;
|
||||
import java.util.HashMap;
|
||||
import java.util.HashSet;
|
||||
import java.util.LinkedList;
|
||||
import java.util.List;
|
||||
import java.util.TreeSet;
|
||||
import java.util.regex.Matcher;
|
||||
import java.util.regex.Pattern;
|
||||
|
||||
import javax.management.ListenerNotFoundException;
|
||||
|
||||
import com.ossez.toolkits.codebank.common.model.ListNode;
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
import com.ossez.lang.tutorial.models.ListNode;
|
||||
|
||||
/**
|
||||
*
|
||||
@ -1,69 +1,69 @@
|
||||
package com.ossez.codebank.algorithm.tests;
|
||||
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
/**
|
||||
* Eager Singleton
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
class EagerSingleton {
|
||||
private static final EagerSingleton INSTANCE = new EagerSingleton();
|
||||
|
||||
// Private constructor suppresses
|
||||
private EagerSingleton() {
|
||||
}
|
||||
|
||||
// default public constructor
|
||||
public static EagerSingleton getInstance() {
|
||||
return INSTANCE;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Lazy Singleton
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
class LazySingleton {
|
||||
private static volatile LazySingleton INSTANCE = null;
|
||||
|
||||
// Private constructor suppresses
|
||||
// default LazySingleton constructor
|
||||
private LazySingleton() {
|
||||
}
|
||||
|
||||
// thread safe and performance promote
|
||||
public static LazySingleton getInstance() {
|
||||
if (INSTANCE == null) {
|
||||
synchronized (LazySingleton.class) {
|
||||
// when more than two threads run into the first null check same time, to avoid instanced more than one time, it needs to be
|
||||
// checked again.
|
||||
if (INSTANCE == null) {
|
||||
INSTANCE = new LazySingleton();
|
||||
}
|
||||
}
|
||||
}
|
||||
return INSTANCE;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class SingletonTest {
|
||||
private final static Logger logger = LoggerFactory.getLogger(SingletonTest.class);
|
||||
|
||||
@Test
|
||||
public void testSingleton() {
|
||||
logger.debug("TEST Singleton");
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
package com.ossez.toolkits.codebank.tests;
|
||||
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
/**
|
||||
* Eager Singleton
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
class EagerSingleton {
|
||||
private static final EagerSingleton INSTANCE = new EagerSingleton();
|
||||
|
||||
// Private constructor suppresses
|
||||
private EagerSingleton() {
|
||||
}
|
||||
|
||||
// default public constructor
|
||||
public static EagerSingleton getInstance() {
|
||||
return INSTANCE;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Lazy Singleton
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
class LazySingleton {
|
||||
private static volatile LazySingleton INSTANCE = null;
|
||||
|
||||
// Private constructor suppresses
|
||||
// default LazySingleton constructor
|
||||
private LazySingleton() {
|
||||
}
|
||||
|
||||
// thread safe and performance promote
|
||||
public static LazySingleton getInstance() {
|
||||
if (INSTANCE == null) {
|
||||
synchronized (LazySingleton.class) {
|
||||
// when more than two threads run into the first null check same time, to avoid instanced more than one time, it needs to be
|
||||
// checked again.
|
||||
if (INSTANCE == null) {
|
||||
INSTANCE = new LazySingleton();
|
||||
}
|
||||
}
|
||||
}
|
||||
return INSTANCE;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class SingletonTest {
|
||||
private final static Logger logger = LoggerFactory.getLogger(SingletonTest.class);
|
||||
|
||||
@Test
|
||||
public void testSingleton() {
|
||||
logger.debug("TEST Singleton");
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
@ -1,85 +1,86 @@
|
||||
package com.ossez.codebank.algorithm.tests;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
import com.ossez.codebank.algorithm.models.TreeNode;
|
||||
import com.ossez.codebank.algorithml.utils.TreeUtils;
|
||||
|
||||
/**
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class TreeTest {
|
||||
private final static Logger logger = LoggerFactory.getLogger(TreeTest.class);
|
||||
private static List<Integer> loopList = new ArrayList<Integer>();
|
||||
|
||||
@Test
|
||||
public void testMain() {
|
||||
logger.debug("TREE TEST");
|
||||
String data = "{1,2,3,4,5,#,6,#,#,7,8,#,#}";
|
||||
TreeNode treeNode = TreeUtils.initTree(data);
|
||||
|
||||
// PRE
|
||||
loopList = new ArrayList<Integer>();
|
||||
preOrderTraverselRecursion(treeNode);
|
||||
System.out.println(loopList);
|
||||
|
||||
// IN
|
||||
loopList = new ArrayList<Integer>();
|
||||
inOrderTraverselRecursion(treeNode);
|
||||
System.out.println(loopList);
|
||||
|
||||
// POST
|
||||
loopList = new ArrayList<Integer>();
|
||||
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);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
package com.ossez.toolkits.codebank.tests;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
import com.ossez.toolkits.codebank.common.model.TreeNode;
|
||||
import com.ossez.toolkits.codebank.common.utils.TreeUtils;
|
||||
import org.junit.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
|
||||
|
||||
/**
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class TreeTest {
|
||||
private final static Logger logger = LoggerFactory.getLogger(TreeTest.class);
|
||||
private static List<Integer> loopList = new ArrayList<Integer>();
|
||||
|
||||
@Test
|
||||
public void testMain() {
|
||||
logger.debug("TREE TEST");
|
||||
String data = "{1,2,3,4,5,#,6,#,#,7,8,#,#}";
|
||||
TreeNode treeNode = TreeUtils.initTree(data);
|
||||
|
||||
// PRE
|
||||
loopList = new ArrayList<Integer>();
|
||||
preOrderTraverselRecursion(treeNode);
|
||||
System.out.println(loopList);
|
||||
|
||||
// IN
|
||||
loopList = new ArrayList<Integer>();
|
||||
inOrderTraverselRecursion(treeNode);
|
||||
System.out.println(loopList);
|
||||
|
||||
// POST
|
||||
loopList = new ArrayList<Integer>();
|
||||
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);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
@ -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);
|
||||
|
||||
@ -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;
|
||||
@ -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));
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
@ -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;
|
||||
@ -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;
|
||||
@ -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
|
||||
*
|
||||
@ -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
|
||||
*
|
||||
* <pre>
|
||||
* https://www.cwiki.us/display/ITCLASSIFICATION/Flatten+Nested+Arrays
|
||||
* </pre>
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class PillPackTest {
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(PillPackTest.class);
|
||||
|
||||
List<Integer> returnList = new ArrayList<Integer>();
|
||||
|
||||
/**
|
||||
* 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<Integer> flatList = new ArrayList<Integer>();
|
||||
|
||||
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<Object> java8Flatten(Object[] array) {
|
||||
// int[] flatInt = java8Flatten(array).mapToInt(Integer.class::cast).toArray();
|
||||
return Arrays.stream(array).flatMap(o -> o instanceof Object[] ? java8Flatten((Object[]) o) : Stream.of(o));
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
package com.ossez.toolkits.codebank.tests.interview;
|
||||
|
||||
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
|
||||
*
|
||||
* <pre>
|
||||
* https://www.cwiki.us/display/ITCLASSIFICATION/Flatten+Nested+Arrays
|
||||
* </pre>
|
||||
*
|
||||
* @author YuCheng
|
||||
*
|
||||
*/
|
||||
public class PillPackTest {
|
||||
|
||||
private final static Logger logger = LoggerFactory.getLogger(PillPackTest.class);
|
||||
|
||||
List<Integer> returnList = new ArrayList<Integer>();
|
||||
|
||||
/**
|
||||
* 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<Integer> flatList = new ArrayList<Integer>();
|
||||
|
||||
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<Object> java8Flatten(Object[] array) {
|
||||
// int[] flatInt = java8Flatten(array).mapToInt(Integer.class::cast).toArray();
|
||||
return Arrays.stream(array).flatMap(o -> o instanceof Object[] ? java8Flatten((Object[]) o) : Stream.of(o));
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
@ -1,4 +1,4 @@
|
||||
package com.ossez.codebank.interview.tests;
|
||||
package com.ossez.toolkits.codebank.tests.interview;
|
||||
|
||||
import java.util.HashMap;
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
package com.ossez.codebank.interview.tests;
|
||||
package com.ossez.toolkits.codebank.tests.interview;
|
||||
|
||||
import java.math.BigDecimal;
|
||||
import java.util.ArrayList;
|
||||
@ -7,10 +7,11 @@
|
||||
</Appenders>
|
||||
<Loggers>
|
||||
<Logger name="com.ossez" level="trace">
|
||||
<AppenderRef ref="Console"/>
|
||||
<AppenderRef ref="Console" />
|
||||
</Logger>
|
||||
<Root level="error">
|
||||
<AppenderRef ref="Console"/>
|
||||
|
||||
<Root level="all">
|
||||
|
||||
</Root>
|
||||
</Loggers>
|
||||
</Configuration>
|
||||
@ -52,6 +52,14 @@
|
||||
<target>${java.version}</target>
|
||||
</configuration>
|
||||
</plugin>
|
||||
<plugin>
|
||||
<groupId>org.apache.maven.plugins</groupId>
|
||||
<artifactId>maven-compiler-plugin</artifactId>
|
||||
<configuration>
|
||||
<source>11</source>
|
||||
<target>11</target>
|
||||
</configuration>
|
||||
</plugin>
|
||||
</plugins>
|
||||
<resources>
|
||||
<resource>
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user