Author name change

Author: rampatra

src/main/java/com/hackerrank/algorithms/arraysandsorting/InsertionSort1.java

@@ -4,7 +4,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 3/1/15
  * Time: 8:58 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/algorithms/arraysandsorting/InsertionSort2.java

@@ -4,7 +4,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 3/1/15
  * Time: 9:42 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/algorithms/arraysandsorting/IntroTutorial.java

@@ -5,7 +5,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 3/1/15
  * Time: 3:38 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/algorithms/arraysandsorting/LoopInvariant.java

@@ -4,7 +4,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 3/2/15
  * Time: 3:26 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/algorithms/arraysandsorting/QuickSort1.java

@@ -4,7 +4,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 3/2/15
  * Time: 5:13 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/algorithms/arraysandsorting/QuickSort2.java

@@ -4,7 +4,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 3/3/15
  * Time: 1:05 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/algorithms/arraysandsorting/RunningTime.java

@@ -4,7 +4,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 3/2/15
  * Time: 5:02 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/algorithms/implementation/CavityMap.java

@@ -3,7 +3,7 @@
 import java.util.Scanner;
 
 /**
- * Created by ramswaroop on 08/05/2016.
+ * Created by rampatra on 08/05/2016.
  */
 public class CavityMap {
     public static void main(String[] args) {

src/main/java/com/hackerrank/algorithms/implementation/ExtraLongFactorials.java

@@ -4,7 +4,7 @@
 import java.util.Scanner;
 
 /**
- * Created by ramswaroop on 29/05/2016.
+ * Created by rampatra on 29/05/2016.
  */
 public class ExtraLongFactorials {
     public static void main(String[] args) {

src/main/java/com/hackerrank/algorithms/implementation/GridSearch.java

@@ -3,7 +3,7 @@
 import java.util.Scanner;
 
 /**
- * Created by ramswaroop on 02/05/2016.
+ * Created by rampatra on 02/05/2016.
  */
 public class GridSearch {
 

src/main/java/com/hackerrank/algorithms/implementation/TheTimeInWords.java

@@ -3,7 +3,7 @@
 import java.util.Scanner;
 
 /**
- * Created by ramswaroop on 29/05/2016.
+ * Created by rampatra on 29/05/2016.
  */
 public class TheTimeInWords {
     public static void main(String[] args) {

src/main/java/com/hackerrank/algorithms/strings/MakingAnagrams.java

@@ -3,7 +3,7 @@
 import java.util.Arrays;
 
 /**
- * @author ramswaroop
+ * @author rampatra
  * @version 28/09/2016
  */
 public class MakingAnagrams {

src/main/java/com/hackerrank/algorithms/strings/PalindromeIndex.java

@@ -4,7 +4,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 3/18/15
  * Time: 12:27 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/algorithms/warmup/FlippingBits.java

@@ -4,7 +4,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 2/28/15
  * Time: 12:41 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/algorithms/warmup/LonelyInteger.java

@@ -6,7 +6,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 2/28/15
  * Time: 12:16 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/algorithms/warmup/LoveLetterMystery.java

@@ -4,7 +4,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 3/17/15
  * Time: 3:22 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/algorithms/warmup/MaximizingXor.java

@@ -5,7 +5,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 3/7/15
  * Time: 11:07 AM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/algorithms/warmup/UtopianTree.java

@@ -4,7 +4,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 3/1/15
  * Time: 3:07 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/hackerrank/tutorials/ctci/QueuesWithTwoStacks.java

@@ -7,7 +7,7 @@
  * Question: https://www.hackerrank.com/challenges/ctci-queue-using-two-stacks
  * Level: Medium
  *
- * @author ramswaroop
+ * @author rampatra
  * @version 07/10/2016
  */
 public class QueuesWithTwoStacks {

src/main/java/com/hackerrank/tutorials/ctci/RansomNote.java

@@ -8,7 +8,7 @@
  * Question: https://www.hackerrank.com/challenges/ctci-ransom-note
  * Level: Easy
  *
- * @author ramswaroop
+ * @author rampatra
  * @version 30/09/2016
  */
 public class RansomNote {

src/main/java/com/rampatra/arrays/CountDivisors.java

@@ -1,7 +1,7 @@
 package com.rampatra.arrays;
 
 /**
- * Created by ramswaroop on 31/05/2016.
+ * Created by rampatra on 31/05/2016.
  */
 public class CountDivisors {
 

src/main/java/com/rampatra/bits/BinaryGap.java

@@ -1,7 +1,7 @@
 package com.rampatra.bits;
 
 /**
- * Created by ramswaroop on 30/05/2016.
+ * Created by rampatra on 30/05/2016.
  */
 public class BinaryGap {
 

src/main/java/com/rampatra/bits/CountSetBits.java

@@ -4,7 +4,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 4/4/15
  * Time: 8:52 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/rampatra/common/BinaryNode.java

@@ -2,7 +2,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 4/11/15
  * Time: 7:11 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/rampatra/common/BinarySearchTree.java

@@ -6,7 +6,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 4/19/15
  * Time: 6:36 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/rampatra/common/LinkedQueue.java

@@ -3,11 +3,10 @@
 import java.util.NoSuchElementException;
 
 /**
- * Created by IntelliJ IDEA.
- * User: ramswaroop
- * Date: 4/12/15
- * Time: 11:07 AM
- * To change this template go to Preferences | IDE Settings | File and Code Templates
+ * Queue implementation using a singly linked list with two pointers.
+ *
+ * @author rampatra
+ * @since 4/12/15
  */
 public class LinkedQueue<E> implements Queue<E> {
 
@@ -32,7 +31,7 @@ public E add(E item) {
 
     @Override
     public E remove() {
-        if (rear.next == front) {
+        if (front == null) {
             throw new NoSuchElementException();
         }
         E item = element();
@@ -51,7 +50,7 @@ public E element() {
     @Override
     public int size() {
         int count = 0;
-        if (rear.next == front) return count;
+        if (front == null) return count;
         for (Node node = front; node != rear; node = node.next) {
             count++;
         }
@@ -60,14 +59,14 @@ public int size() {
 
     @Override
     public boolean isEmpty() {
-        return rear.next == front;
+        return front == null;
     }
 
     @Override
     public void print() {
         Node<E> node;
         System.out.print("[");
-        if (rear.next == front) {
+        if (front == null) {
             System.out.println("]");
             return;
         }

src/main/java/com/rampatra/common/LinkedStack.java

@@ -1,21 +1,13 @@
 package com.rampatra.common;
 
-
 import java.util.EmptyStackException;
 
 /**
- * Created by IntelliJ IDEA.
- * User: ramswaroop
- * Date: 3/24/15
- * Time: 3:02 PM
- * To change this template go to Preferences | IDE Settings | File and Code Templates
- */
-
-/**
- * Stack implementation using
- * a singly linked list.
+ * Stack implementation using a singly linked list.
  *
- * @param <E>
+ * @param <E> the data type to be stored in the stack
+ * @author rampatra
+ * @since 3/24/15
  */
 public class LinkedStack<E> implements Stack<E> {
 

src/main/java/com/rampatra/common/Queue.java

@@ -2,7 +2,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 4/12/15
  * Time: 10:39 AM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/rampatra/common/Stack.java

@@ -2,7 +2,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 4/3/15
  * Time: 9:47 AM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/rampatra/common/Tree.java

@@ -2,7 +2,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 4/19/15
  * Time: 6:30 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates

src/main/java/com/rampatra/common/Trie.java

@@ -95,11 +95,11 @@ public static void main(String[] a) {
         trie.insert("ram");
         trie.insert("r");
         trie.insert("rama");
-        trie.insert("ramswaroop");
+        trie.insert("rampatra");
         System.out.println(trie.search("ram"));
         System.out.println(trie.search("r"));
         System.out.println(trie.search("ra"));
         System.out.println(trie.search("raz"));
-        System.out.println(trie.search("ramswaroop"));
+        System.out.println(trie.search("rampatra"));
     }
 }

src/main/java/com/rampatra/java8/FlatMapInStreams.java

@@ -5,7 +5,7 @@
 import java.util.List;
 
 /**
- * @author ramswaroop
+ * @author rampatra
  * @version 17/02/2017
  */
 public class FlatMapInStreams {

src/main/java/com/rampatra/java8/Lambdas.java

@@ -3,7 +3,7 @@
 import java.util.function.Consumer;
 
 /**
- * @author ramswaroop
+ * @author rampatra
  * @version 21/02/2017
  */
 public class Lambdas {

src/main/java/com/rampatra/java8/Streams.java

@@ -7,7 +7,7 @@
 import static java.util.stream.Collectors.toList;
 
 /**
- * @author ramswaroop
+ * @author rampatra
  * @version 02/02/2017
  */
 class Trader {

src/main/java/com/rampatra/linkedlists/LRUCache.java

@@ -16,7 +16,7 @@
  * access-ordered, it moves the entry to the end of the list; otherwise,
  * it does nothing.
  *
- * @author ramswaroop
+ * @author rampatra
  * @link http://javarticles.com/2012/06/linkedhashmap.html
  * @since 7/8/15
  */

src/main/java/com/rampatra/misc/BalancingParenthesis.java

@@ -8,7 +8,7 @@
 /**
  * Created by IntelliJ IDEA.
  *
- * @author ramswaroop
+ * @author rampatra
  * @since 9/15/15
  */
 public class BalancingParenthesis {

src/main/java/com/rampatra/misc/BotTesting.java

@@ -2,7 +2,7 @@
 
 /**
  * Created by IntelliJ IDEA.
- * User: ramswaroop
+ * User: rampatra
  * Date: 2/26/15
  * Time: 4:16 PM
  * To change this template go to Preferences | IDE Settings | File and Code Templates