September 2017 Update

Task/Monty-Hall-problem/Ring/monty-hall-problem.ring

@@ -0,0 +1,22 @@
+total = 10000
+swapper = 0
+sticker = 0
+revealdoor = 0
+for trial = 1 to total
+    prizedoor = random(3) + 1
+    guessdoor = random(3) + 1
+    if prizedoor = guessdoor
+       revealdoor = random(2) + 1
+       if prizedoor = 1 revealdoor += 1 ok
+       if (prizedoor = 2 and revealdoor = 2) revealdoor = 3 ok
+    else
+       revealdoor = (prizedoor ^ guessdoor)
+    ok
+    stickdoor = guessdoor
+    swapdoor = (guessdoor ^ revealdoor)
+    if stickdoor = prizedoor sticker += 1 ok
+    if swapdoor = prizedoor swapper += 1 ok
+next
+see "after a total of " + total + " trials," + nl
+see "the 'sticker' won " + sticker + " times (" + floor(sticker/total*100) + "%)" + nl
+see "the 'swapper' won " + swapper + " times (" + floor(swapper/total*100) + "%)" + nl