Merge pull request #2384 from faisalsaifii/main

1929 Concatenation of Array Java Solution

Author: a93a

java/1929-concatenation-of-array.java

@@ -0,0 +1,10 @@
+class Solution {
+    public int[] getConcatenation(int[] nums) {
+        int[] ans = new int[nums.length*2];
+        for(int i=0;i<nums.length;i++) {
+            ans[i] = nums[i];
+            ans[i+nums.length] = nums[i];
+        }
+        return ans;
+    }
+}