style: enable HideUtilityClassConstructor in checkstyle (#5147)

2026-01-26 23:41:28 +08:00 · 2024-05-08 08:58:29 +02:00
parent 030bb91d05
commit d3bb691f59
285 changed files with 895 additions and 339 deletions
--- a/src/main/java/com/thealgorithms/backtracking/Permutation.java
+++ b/src/main/java/com/thealgorithms/backtracking/Permutation.java
@@ -7,7 +7,9 @@ import java.util.List;
 * Finds all permutations of given array
 * @author Alan Piao (<a href="https://github.com/cpiao3">Git-Alan Piao</a>)
 */
-public class Permutation {
+public final class Permutation {
+    private Permutation() {
+    }

    /**
     * Find all permutations of given array using backtracking