Create: 0242-valid-anagram.scala

Author: NikSWE

Diff for: scala/0242-valid-anagram.scala

@@ -0,0 +1,33 @@
+// Time Complexity: O(s + t)
+// Space Comeplexity: O(s + t)
+
+import scala.collection.mutable.Map
+
+object Solution {
+  def isAnagram(s: String, t: String): Boolean = {
+    if (s.length() != t.length())
+      return false
+
+    var charCount = Map[Char, Int]()
+
+    for (c <- s) {
+      if (charCount.contains(c))
+        charCount(c) = charCount(c) + 1
+      else
+        charCount += (c -> 1)
+    }
+
+    for (c <- t) {
+      if (charCount.contains(c))
+        charCount(c) = charCount(c) - 1
+      else
+        charCount += (c -> 1)
+    }
+
+    for ((_, v) <- charCount)
+      if (v != 0)
+        return false
+
+    return true
+  }
+}