From faa47ab595d64dea7b4b5db3376e6aa34a9f4a07 Mon Sep 17 00:00:00 2001
From: Lars Mueller <appgurulars@gmx.de>
Date: Wed, 25 Mar 2020 10:54:01 +0100
Subject: [PATCH] rolling-11

---
 table.lua | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/table.lua b/table.lua
index ee3e60e..db79ac1 100644
--- a/table.lua
+++ b/table.lua
@@ -3,7 +3,8 @@
 -- Fisher-Yates
 function shuffle(t)
     for i = 1, #t-1 do
-        t[i] = t[math.random(i+1, #t)]
+        local j = math.random(i+1, #t)
+        t[i], t[j] = t[j], t[i]
     end
     return t
 end