[Week5](gmlwls96) Encode And Decode String

Author: gmlwls96

encode-and-decode-strings/gmlwls96.kt

@@ -0,0 +1,18 @@
+class Solution {
+
+    fun encode(strs: List<String>): String {
+        return strs.joinToString(separator = ":;") {
+            if (it == ":") {
+                "::"
+            } else {
+                it
+            }
+        }
+    }
+
+    fun decode(str: String): List<String> {
+        return str
+            .replace("::", ":")
+            .split(":;")
+    }
+}