Fixed bug in shuffle algorithm

nickgammon · Aug 26, 2011 · cb80c2b · cb80c2b
1 parent 3a2a1ab
commit cb80c2b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lua/commas.lua b/lua/commas.lua
@@ -152,7 +152,7 @@ shuffle (cards)
 function shuffle(t)
   local n = #t
  
-  while n > 2 do
+  while n >= 2 do
     -- n is now the last pertinent index
     local k = math.random(n) -- 1 <= k <= n
     -- Quick swap