From 6c6b311a4b4ced1ba3dcb889b9fb1116bdb11c78 Mon Sep 17 00:00:00 2001
From: Matej Focko <me@mfocko.xyz>
Date: Sat, 2 Nov 2024 00:01:10 +0100
Subject: [PATCH] =?UTF-8?q?kt:=20add=20=C2=AB1957.=20Delete=20Characters?=
 =?UTF-8?q?=20to=20Make=20Fancy=20String=C2=BB?=
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URL:	https://leetcode.com/problems/delete-characters-to-make-fancy-string/
Signed-off-by: Matej Focko <me@mfocko.xyz>
---
 kt/delete-characters-to-make-fancy-string.kt | 7 +++++++
 1 file changed, 7 insertions(+)
 create mode 100644 kt/delete-characters-to-make-fancy-string.kt

diff --git a/kt/delete-characters-to-make-fancy-string.kt b/kt/delete-characters-to-make-fancy-string.kt
new file mode 100644
index 0000000..25efb90
--- /dev/null
+++ b/kt/delete-characters-to-make-fancy-string.kt
@@ -0,0 +1,7 @@
+class Solution {
+    fun makeFancyString(s: String): String =
+        s.windowedSequence(3, partialWindows = true)
+            .filter { it.length < 3 || it[0] != it[1] || it[1] != it[2] }
+            .map { it[0] }
+            .joinToString(separator = "")
+}