Create 0349-intersection-of-two-arrays.kt

Author: a93a

kotlin/0349-intersection-of-two-arrays.kt

@@ -0,0 +1,13 @@
+class Solution {
+    fun intersection(nums1: IntArray, nums2: IntArray): IntArray {
+        val seen = nums1.toSet()
+
+        val res = mutableSetOf<Int> ()
+        for (n in nums2) {
+            if (n in seen)
+                res.add(n)
+        }
+
+        return res.toIntArray()
+    }
+}