From 425a0cf1fc45f55d7f8f0857c02eff3e41e0275b Mon Sep 17 00:00:00 2001
From: Grzegorz Kucmierz <gkucmierz@gmail.com>
Date: Sun, 26 Jan 2020 14:50:42 +0100
Subject: [PATCH] Mirrored Exponential Chunks

---
 mirrored-exponential-chunks/index.js | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 mirrored-exponential-chunks/index.js

diff --git a/mirrored-exponential-chunks/index.js b/mirrored-exponential-chunks/index.js
new file mode 100644
index 0000000..ff1bbb0
--- /dev/null
+++ b/mirrored-exponential-chunks/index.js
@@ -0,0 +1,16 @@
+// https://www.codewars.com/kata/5852d0d463adbd39670000a1/javascript
+
+function mirroredExponentialChunks(arr) {
+  const len = arr.length;
+  const left = arr.slice(0, len/2);
+  const right = arr.slice((len+1)/2);
+  const res = len % 2 === 1 ? [[arr[(len-1)/2]]] : [];
+  
+  for (let i = 1; left.length; ++i) {
+    res.unshift(left.splice(-(2**i)));
+  }
+  for (let i = 1; right.length; ++i) {
+    res.push(right.splice(0, 2**i));
+  }
+  return res;
+}