From 578e2277bb2e0e711ee4c2e9508cc68610a13a15 Mon Sep 17 00:00:00 2001
From: gramanas <anastasis.gramm2@gmail.com>
Date: Thu, 26 Nov 2020 13:34:19 +0200
Subject: Add ref

---
 3.3.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/3.3.py b/3.3.py
index 663d6f1..faa3474 100644
--- a/3.3.py
+++ b/3.3.py
@@ -73,6 +73,7 @@ def solution2(l):
 
 ## Way too much memory, it's not even funny
 ## python is supposed to do list comprehension in a good way, lol
+## adapted from https://oeis.org/A333885
 def solution3(l):
     return len([(i, j, k)
                 for id,i in enumerate(l)
-- 
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