style: enable TypeName in checkstyle

StarDxxx · StarDxxx · commit 9d670bf1530c · 2024-06-08T10:04:16.000Z
diff --git a/DIRECTORY.md b/DIRECTORY.md
@@ -96,7 +96,7 @@
             * dynamicarray
               * [DynamicArray](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/dynamicarray/DynamicArray.java)
             * graphs
-              * [A Star](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/graphs/A_Star.java)
+              * [A Star](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/graphs/AStar.java)
               * [BellmanFord](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/graphs/BellmanFord.java)
               * [BipartiteGrapfDFS](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/graphs/BipartiteGrapfDFS.java)
               * [BoruvkaAlgorithm](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/graphs/BoruvkaAlgorithm.java)
@@ -141,7 +141,7 @@
               * [CreateAndDetectLoop](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/lists/CreateAndDetectLoop.java)
               * [CursorLinkedList](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/lists/CursorLinkedList.java)
               * [DoublyLinkedList](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/lists/DoublyLinkedList.java)
-              * [Merge K SortedLinkedlist](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/lists/Merge_K_SortedLinkedlist.java)
+              * [Merge K SortedLinkedlist](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/lists/MergeKSortedLinkedlist.java)
               * [MergeSortedArrayList](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/lists/MergeSortedArrayList.java)
               * [MergeSortedSinglyLinkedList](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/lists/MergeSortedSinglyLinkedList.java)
               * [QuickSortLinkedList](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/datastructures/lists/QuickSortLinkedList.java)
@@ -376,7 +376,7 @@
             * [ColorContrastRatio](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/misc/ColorContrastRatio.java)
             * [InverseOfMatrix](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/misc/InverseOfMatrix.java)
             * [MapReduce](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/misc/MapReduce.java)
-            * [matrixTranspose](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/misc/matrixTranspose.java)
+            * [MatrixTranspose](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/misc/MatrixTranspose.java)
             * [MedianOfMatrix](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/misc/MedianOfMatrix.java)
             * [MedianOfRunningArray](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/misc/MedianOfRunningArray.java)
             * [MedianOfRunningArrayByte](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/misc/MedianOfRunningArrayByte.java)
@@ -403,7 +403,7 @@
               * [HammingDistance](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/others/cn/HammingDistance.java)
             * [Conway](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/others/Conway.java)
             * [CountChar](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/others/CountChar.java)
-            * [countSetBits](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/others/countSetBits.java)
+            * [CountSetBits](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/others/CountSetBits.java)
             * [CountWords](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/others/CountWords.java)
             * [CRC16](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/others/CRC16.java)
             * [CRC32](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/others/CRC32.java)
@@ -478,7 +478,7 @@
             * [RowColumnWiseSorted2dArrayBinarySearch](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/searches/RowColumnWiseSorted2dArrayBinarySearch.java)
             * [SaddlebackSearch](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/searches/SaddlebackSearch.java)
             * [SearchInARowAndColWiseSortedMatrix](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/searches/SearchInARowAndColWiseSortedMatrix.java)
-            * [sortOrderAgnosticBinarySearch](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/searches/sortOrderAgnosticBinarySearch.java)
+            * [SortOrderAgnosticBinarySearch](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/searches/SortOrderAgnosticBinarySearch.java)
             * [SquareRootBinarySearch](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/searches/SquareRootBinarySearch.java)
             * [TernarySearch](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/searches/TernarySearch.java)
             * [UnionFind](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/searches/UnionFind.java)
@@ -549,7 +549,7 @@
             * [HorspoolSearch](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/HorspoolSearch.java)
             * [Isomorphic](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/Isomorphic.java)
             * [LetterCombinationsOfPhoneNumber](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/LetterCombinationsOfPhoneNumber.java)
-            * [longestNonRepeativeSubstring](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/longestNonRepeativeSubstring.java)
+            * [LongestNonRepeativeSubstring](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/LongestNonRepeativeSubstring.java)
             * [LongestPalindromicSubstring](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/LongestPalindromicSubstring.java)
             * [Lower](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/Lower.java)
             * [MyAtoi](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/MyAtoi.java)
@@ -564,8 +564,8 @@
             * [Upper](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/Upper.java)
             * [ValidParentheses](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/ValidParentheses.java)
             * [WordLadder](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/WordLadder.java)
-            * zigZagPattern
-              * [zigZagPattern](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/zigZagPattern/zigZagPattern.java)
+            * ZigZagPattern
+              * [ZigZagPattern](https://github.com/TheAlgorithms/Java/blob/master/src/main/java/com/thealgorithms/strings/zigZagPattern/ZigZagPattern.java)
   * test
     * java
       * com
@@ -684,7 +684,7 @@
             * [StrassenMatrixMultiplicationTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/divideandconquer/StrassenMatrixMultiplicationTest.java)
           * dynamicprogramming
             * [CatalanNumberTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/dynamicprogramming/CatalanNumberTest.java)
-            * [climbStairsTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/dynamicprogramming/climbStairsTest.java)
+            * [ClimbStairsTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/dynamicprogramming/ClimbStairsTest.java)
             * [EggDroppingTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/dynamicprogramming/EggDroppingTest.java)
             * [KnapsackMemoizationTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/dynamicprogramming/KnapsackMemoizationTest.java)
             * [KnapsackTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/dynamicprogramming/KnapsackTest.java)
@@ -812,7 +812,7 @@
             * [ConwayTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/others/ConwayTest.java)
             * [CountCharTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/others/CountCharTest.java)
             * [CountFriendsPairingTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/others/CountFriendsPairingTest.java)
-            * [countSetBitsTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/others/countSetBitsTest.java)
+            * [CountSetBitsTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/others/CountSetBitsTest.java)
             * [CountWordsTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/others/CountWordsTest.java)
             * [CRC16Test](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/others/CRC16Test.java)
             * [CRCAlgorithmTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/others/CRCAlgorithmTest.java)
@@ -848,7 +848,7 @@
             * [RabinKarpAlgorithmTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/searches/RabinKarpAlgorithmTest.java)
             * [RecursiveBinarySearchTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/searches/RecursiveBinarySearchTest.java)
             * [RowColumnWiseSorted2dArrayBinarySearchTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/searches/RowColumnWiseSorted2dArrayBinarySearchTest.java)
-            * [sortOrderAgnosticBinarySearchTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/searches/sortOrderAgnosticBinarySearchTest.java)
+            * [SortOrderAgnosticBinarySearchTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/searches/SortOrderAgnosticBinarySearchTest.java)
             * [TestSearchInARowAndColWiseSortedMatrix](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/searches/TestSearchInARowAndColWiseSortedMatrix.java)
           * sorts
             * [BeadSortTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/sorts/BeadSortTest.java)
@@ -896,7 +896,7 @@
             * [HorspoolSearchTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/HorspoolSearchTest.java)
             * [IsomorphicTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/IsomorphicTest.java)
             * [LetterCombinationsOfPhoneNumberTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/LetterCombinationsOfPhoneNumberTest.java)
-            * [longestNonRepeativeSubstringTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/longestNonRepeativeSubstringTest.java)
+            * [LongestNonRepeativeSubstringTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/LongestNonRepeativeSubstringTest.java)
             * [LowerTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/LowerTest.java)
             * [MyAtoiTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/MyAtoiTest.java)
             * [PalindromeTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/PalindromeTest.java)
@@ -909,5 +909,5 @@
             * [UpperTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/UpperTest.java)
             * [ValidParenthesesTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/ValidParenthesesTest.java)
             * [WordLadderTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/WordLadderTest.java)
-            * zigZagPattern
-              * [zigZagPatternTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/zigZagPattern/zigZagPatternTest.java)
+            * ZigZagPattern
+              * [ZigZagPatternTest](https://github.com/TheAlgorithms/Java/blob/master/src/test/java/com/thealgorithms/strings/zigZagPattern/ZigZagPatternTest.java)
diff --git a/checkstyle.xml b/checkstyle.xml
@@ -116,7 +116,7 @@
     <module name="PackageName"/>
     <module name="ParameterName"/>
     <module name="StaticVariableName"/>
-    <!-- TODO <module name="TypeName"/> -->
+    <module name="TypeName"/>
 
     <!-- Checks for imports                              -->
     <!-- See https://checkstyle.org/checks/imports/index.html -->
diff --git a/pmd-exclude.properties b/pmd-exclude.properties
@@ -10,7 +10,7 @@ com.thealgorithms.conversions.HexToOct=UselessParentheses
 com.thealgorithms.conversions.IntegerToRoman=UnnecessaryFullyQualifiedName
 com.thealgorithms.datastructures.crdt.LWWElementSet=UselessParentheses
 com.thealgorithms.datastructures.crdt.Pair=UnusedPrivateField
-com.thealgorithms.datastructures.graphs.A_Star=UselessParentheses
+com.thealgorithms.datastructures.graphs.AStar=UselessParentheses
 com.thealgorithms.datastructures.graphs.AdjacencyMatrixGraph=CollapsibleIfStatements,UnnecessaryFullyQualifiedName,UselessParentheses
 com.thealgorithms.datastructures.graphs.BipartiteGrapfDFS=CollapsibleIfStatements
 com.thealgorithms.datastructures.graphs.Kruskal=UselessParentheses
diff --git a/src/main/java/com/thealgorithms/datastructures/graphs/AStar.java b/src/main/java/com/thealgorithms/datastructures/graphs/AStar.java
@@ -9,8 +9,8 @@
 import java.util.List;
 import java.util.PriorityQueue;
 
-public final class A_Star {
-    private A_Star() {
+public final class AStar {
+    private AStar() {
     }
 
     private static class Graph {
diff --git a/src/main/java/com/thealgorithms/datastructures/graphs/DIJSKSTRAS_ALGORITHM.java b/src/main/java/com/thealgorithms/datastructures/graphs/DIJSKSTRAS_ALGORITHM.java
@@ -4,7 +4,7 @@
  */
 package com.thealgorithms.datastructures.graphs;
 
-class dijkstras {
+class Dijkstras {
 
     int k = 9;
 
@@ -67,7 +67,7 @@ public static void main(String[] args) {
             {8, 11, 0, 0, 0, 0, 1, 0, 7},
             {0, 0, 2, 0, 0, 0, 6, 7, 0},
         };
-        dijkstras t = new dijkstras();
+        Dijkstras t = new Dijkstras();
         t.dijkstra(graph, 0);
     } // main
 } // djikstras
diff --git a/src/main/java/com/thealgorithms/datastructures/lists/MergeKSortedLinkedlist.java b/src/main/java/com/thealgorithms/datastructures/lists/MergeKSortedLinkedlist.java
@@ -7,7 +7,7 @@
 /**
  * @author Arun Pandey (https://github.com/pandeyarun709)
  */
-public class Merge_K_SortedLinkedlist {
+public class MergeKSortedLinkedlist {
 
     /**
      * This function merge K sorted LinkedList
diff --git a/src/main/java/com/thealgorithms/datastructures/lists/README.md b/src/main/java/com/thealgorithms/datastructures/lists/README.md
@@ -27,6 +27,6 @@ The `next` variable points to the next node in the data structure and value stor
 3. `CountSinglyLinkedListRecursion.java`: Recursively counts the size of a list.
 4. `CreateAndDetectLoop.java` : Create and detect a loop in a linked list.
 5. `DoublyLinkedList.java` : A modification of singly linked list which has a `prev` pointer to point to the previous node.
-6. `Merge_K_SortedLinkedlist.java` : Merges K sorted linked list with mergesort (mergesort is also the most efficient sorting algorithm for linked list).
+6. `MergeKSortedLinkedlist.java` : Merges K sorted linked list with mergesort (mergesort is also the most efficient sorting algorithm for linked list).
 7. `RandomNode.java` : Selects a random node from given linked list and diplays it.
 8. `SkipList.java` : Data Structure used for storing a sorted list of elements with help of a Linked list hierarchy that connects to subsequences of elements.
diff --git a/src/main/java/com/thealgorithms/misc/MatrixTranspose.java b/src/main/java/com/thealgorithms/misc/MatrixTranspose.java
@@ -18,8 +18,8 @@
  * @version 11.0.9
  * @since 2014-03-31
  */
-public final class matrixTranspose {
-    private matrixTranspose() {
+public final class MatrixTranspose {
+    private MatrixTranspose() {
     }
 
     public static void main(String[] args) {
diff --git a/src/main/java/com/thealgorithms/others/CountSetBits.java b/src/main/java/com/thealgorithms/others/CountSetBits.java
@@ -1,6 +1,6 @@
 package com.thealgorithms.others;
 
-public class countSetBits {
+public class CountSetBits {
 
     /**
      * The below algorithm is called as Brian Kernighan's algorithm
@@ -40,7 +40,7 @@ public class countSetBits {
      * @param num takes Long number whose number of set bit is to be found
      * @return the count of set bits in the binary equivalent
     */
-    public long countsetBits(long num) {
+    public long countSetBits(long num) {
         long cnt = 0;
         while (num > 0) {
             cnt++;
diff --git a/src/main/java/com/thealgorithms/others/RotateMatrixBy90Degrees.java b/src/main/java/com/thealgorithms/others/RotateMatrixBy90Degrees.java
@@ -6,8 +6,8 @@
  */
 import java.util.Scanner;
 
-final class Rotate_by_90_degrees {
-    private Rotate_by_90_degrees() {
+final class RotateMatrixBy90Degrees  {
+    private RotateBy90Degrees() {
     }
 
     public static void main(String[] args) {
diff --git a/src/main/java/com/thealgorithms/searches/SortOrderAgnosticBinarySearch.java b/src/main/java/com/thealgorithms/searches/SortOrderAgnosticBinarySearch.java
@@ -1,6 +1,6 @@
 package com.thealgorithms.searches;
-public final class sortOrderAgnosticBinarySearch {
-    private sortOrderAgnosticBinarySearch() {
+public final class SortOrderAgnosticBinarySearch {
+    private SortOrderAgnosticBinarySearch() {
     }
     public static int find(int[] arr, int key) {
         int start = 0;
diff --git a/src/main/java/com/thealgorithms/strings/LongestNonRepeativeSubstring.java b/src/main/java/com/thealgorithms/strings/LongestNonRepeativeSubstring.java
@@ -2,8 +2,8 @@
 
 import java.util.HashMap;
 
-final class longestNonRepeativeSubstring {
-    private longestNonRepeativeSubstring() {
+final class LongestNonRepeativeSubstring {
+    private LongestNonRepeativeSubstring() {
     }
 
     public static int lengthOfLongestSubstring(String s) {
diff --git a/src/main/java/com/thealgorithms/strings/zigZagPattern/ZigZagPattern.java b/src/main/java/com/thealgorithms/strings/zigZagPattern/ZigZagPattern.java
@@ -1,7 +1,7 @@
 package com.thealgorithms.strings.zigZagPattern;
 
-final class zigZagPattern {
-    private zigZagPattern() {
+final class ZigZagPattern {
+    private ZigZagPattern() {
     }
 
     public static String encode(String s, int numRows) {
diff --git a/src/test/java/com/thealgorithms/dynamicprogramming/climbStairsTest.java b/src/test/java/com/thealgorithms/dynamicprogramming/climbStairsTest.java
@@ -4,7 +4,7 @@
 
 import org.junit.jupiter.api.Test;
 
-public class climbStairsTest {
+public class ClimbStairsTest {
 
     @Test
     void climbStairsTestForTwo() {
diff --git a/src/test/java/com/thealgorithms/others/CountSetBitsTest.java b/src/test/java/com/thealgorithms/others/CountSetBitsTest.java
@@ -0,0 +1,17 @@
+package com.thealgorithms.others;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.api.Test;
+
+public class CountSetBitsTest {
+
+    @Test
+    void testSetBits() {
+        CountSetBits csb = new CountSetBits();
+        assertEquals(1L, csb.CountSetBits(16));
+        assertEquals(4, csb.CountSetBits(15));
+        assertEquals(5, csb.CountSetBits(10000));
+        assertEquals(5, csb.CountSetBits(31));
+    }
+}
diff --git a/src/test/java/com/thealgorithms/others/countSetBitsTest.java b/src/test/java/com/thealgorithms/others/countSetBitsTest.java
diff --git a/src/test/java/com/thealgorithms/searches/SortOrderAgnosticBinarySearchTest.java b/src/test/java/com/thealgorithms/searches/SortOrderAgnosticBinarySearchTest.java
diff --git a/src/test/java/com/thealgorithms/strings/LongestNonRepeativeSubstringTest.java b/src/test/java/com/thealgorithms/strings/LongestNonRepeativeSubstringTest.java
diff --git a/src/test/java/com/thealgorithms/strings/zigZagPattern/ZigZagPatternTest.java b/src/test/java/com/thealgorithms/strings/zigZagPattern/ZigZagPatternTest.java

Original file line number	Diff line number	Diff line change
`@@ -9,8 +9,8 @@`
`9`	`9`	`import java.util.List;`
`10`	`10`	`import java.util.PriorityQueue;`
`11`	`11`
`12`		`-public final class A_Star {`
`13`		`- private A_Star() {`
	`12`	`+public final class AStar {`
	`13`	`+ private AStar() {`
`14`	`14`	`}`
`15`	`15`
`16`	`16`	`private static class Graph {`
Original file line number	Diff line number	Diff line change
`@@ -6,8 +6,8 @@`
`6`	`6`	`*/`
`7`	`7`	`import java.util.Scanner;`
`8`	`8`
`9`		`-final class Rotate_by_90_degrees {`
`10`		`- private Rotate_by_90_degrees() {`
	`9`	`+final class RotateMatrixBy90Degrees {`
	`10`	`+ private RotateBy90Degrees() {`
`11`	`11`	`}`
`12`	`12`
`13`	`13`	`public static void main(String[] args) {`
Original file line number	Diff line number	Diff line change
`@@ -1,6 +1,6 @@`
`1`	`1`	`package com.thealgorithms.searches;`
`2`		`-public final class sortOrderAgnosticBinarySearch {`
`3`		`- private sortOrderAgnosticBinarySearch() {`
	`2`	`+public final class SortOrderAgnosticBinarySearch {`
	`3`	`+ private SortOrderAgnosticBinarySearch() {`
`4`	`4`	`}`
`5`	`5`	`public static int find(int[] arr, int key) {`
`6`	`6`	`int start = 0;`
Original file line number	Diff line number	Diff line change
`@@ -2,8 +2,8 @@`
`2`	`2`
`3`	`3`	`import java.util.HashMap;`
`4`	`4`
`5`		`-final class longestNonRepeativeSubstring {`
`6`		`- private longestNonRepeativeSubstring() {`
	`5`	`+final class LongestNonRepeativeSubstring {`
	`6`	`+ private LongestNonRepeativeSubstring() {`
`7`	`7`	`}`
`8`	`8`
`9`	`9`	`public static int lengthOfLongestSubstring(String s) {`
Original file line number	Diff line number	Diff line change
`@@ -1,7 +1,7 @@`
`1`	`1`	`package com.thealgorithms.strings.zigZagPattern;`
`2`	`2`
`3`		`-final class zigZagPattern {`
`4`		`- private zigZagPattern() {`
	`3`	`+final class ZigZagPattern {`
	`4`	`+ private ZigZagPattern() {`
`5`	`5`	`}`
`6`	`6`
`7`	`7`	`public static String encode(String s, int numRows) {`