From 67173a0f9475e4888ab1464bad15820f5452e1bb Mon Sep 17 00:00:00 2001
From: Grzegorz Kucmierz <gkucmierz@gmail.com>
Date: Mon, 11 Nov 2019 12:40:07 +0100
Subject: [PATCH] Random Substitution Cipher

---
 random-substitution-cipher/index.js | 7 +++++++
 1 file changed, 7 insertions(+)
 create mode 100644 random-substitution-cipher/index.js

diff --git a/random-substitution-cipher/index.js b/random-substitution-cipher/index.js
new file mode 100644
index 0000000..6850b42
--- /dev/null
+++ b/random-substitution-cipher/index.js
@@ -0,0 +1,7 @@
+// https://www.codewars.com/kata/random-substitution-cipher/javascript
+
+function randomSub() {
+  const alph = 'abcdefghijklmnopqrstuvwxyz'.split``;
+  const rnd = alph.slice().sort(() => Math.random()-0.5);
+  return alph.reduce((res, k, i) => (res[k] = rnd[i], res), {});
+}
\ No newline at end of file