Merge pull request #216 from Mcbencrafter/main

added array manipulation snippets

Author: majvax

snippets/java/array-manipulation/remove-duplicates.md

@@ -0,0 +1,22 @@
+---
+title: Remove duplicates
+description: Removes duplicate elements from an list
+author: Mcbencrafter
+tags: list,duplicates,unique
+---
+
+```java
+import java.util.List;
+import java.util.stream.Collectors;
+
+public static <T> List<T> removeDuplicates(List<T> list) {
+    return list.stream()
+        .distinct()
+        .collect(Collectors.toList());
+}
+
+// Usage:
+List<Integer> list = List.of(1, 2, 3, 4, 5, 1, 2, 3, 4, 5);
+List<Integer> result = removeDuplicates(list);
+System.out.println("List with duplicates removed: " + result); // [1, 2, 3, 4, 5]
+```