Create 2390-removing-stars-from-a-strin.kt

Author: a93a

Diff for: kotlin/2390-removing-stars-from-a-strin.kt

@@ -0,0 +1,15 @@
+class Solution {
+    fun removeStars(s: String): String {
+        val stack = LinkedList<Char>()
+
+        for (c in s) {
+            if (c == '*' && stack.isNotEmpty()) {
+                stack.removeLast()
+            } else {
+                stack.addLast(c)
+            }
+        }
+
+        return stack.joinToString("")
+    }
+}