diff --git a/README.md b/README.md
index a2d9eed..60b1445 100644
--- a/README.md
+++ b/README.md
@@ -569,7 +569,7 @@ But don't forget to do coding problems from above while you learn!
     - [Computational Complexity: Section 1](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20one)
     - [Computational Complexity: Section 2](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20two)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 Well, that's about enough of that.
 
diff --git a/translations/README-af.md b/translations/README-af.md
index a9c8f66..cab069d 100644
--- a/translations/README-af.md
+++ b/translations/README-af.md
@@ -571,7 +571,7 @@ Maar moet nie vergeet om kode probleme op te los terwyl jy leer nie!
     - [Computational Complexity: Section 1](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20one)
     - [Computational Complexity: Section 2](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20two)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 Well, dis genoeg van daardie.
 
diff --git a/translations/README-ar.md b/translations/README-ar.md
index 8012d11..6aaa53a 100644
--- a/translations/README-ar.md
+++ b/translations/README-ar.md
@@ -525,7 +525,7 @@ Write code on a whiteboard or paper, not a computer. Test with some sample input
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-2/)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 ## Data Structures
 
diff --git a/translations/README-bg.md b/translations/README-bg.md
index 708fc92..241d25b 100644
--- a/translations/README-bg.md
+++ b/translations/README-bg.md
@@ -565,7 +565,7 @@ pобхождам графи. Ако трябваше да напиша сорт
   - [Computational Complexity: Section 1](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-1/)
   - [Computational Complexity: Section 2](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-2/)
 - [ ] [Пищови](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 Е, това е достатъчно за тази тема.
 
diff --git a/translations/README-bn.md b/translations/README-bn.md
index 28d3553..fea6714 100644
--- a/translations/README-bn.md
+++ b/translations/README-bn.md
@@ -673,7 +673,7 @@ https://github.com/jwasham/coding-interview-university
     - [Computational Complexity: Section 1](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20one)
     - [Computational Complexity: Section 2](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20two)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 ওয়েল, যে যথেষ্ট যে সম্পর্কে.
 
diff --git a/translations/README-cn.md b/translations/README-cn.md
index e95106a..ccb3e86 100644
--- a/translations/README-cn.md
+++ b/translations/README-cn.md
@@ -525,7 +525,7 @@
     - [计算复杂性：第1部分](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20one)
     - [计算复杂性：第2部分](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20two)
 - [ ] [速查表](http://bigocheatsheet.com/)
-- [ ] [[复习] 5分钟内了解大O符号（视频）](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 好吧，差不多就到这里了。
 
diff --git a/translations/README-de.md b/translations/README-de.md
index 6cfdc56..e57346e 100644
--- a/translations/README-de.md
+++ b/translations/README-de.md
@@ -549,7 +549,7 @@ Schreib Code auf einer Tafel oder auf Papier, aber nicht am Computer. Teste mit
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-2/)
 - [ ] [Spickzettel](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 
 </details>
diff --git a/translations/README-el.md b/translations/README-el.md
index a3057e1..c679fd7 100644
--- a/translations/README-el.md
+++ b/translations/README-el.md
@@ -456,7 +456,7 @@
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-2/)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 
     Εάν μερικές διαλέξεις είναι πολύ μαθηματικές, μπορείς να μεταβείς προς τα κάτω και να παρακολουθήσεις μερικά βίντεο σχετικά με τα διακριτά μαθηματικά για να πάρεις όλες τις γνώσεις που απαιτούνται.
diff --git a/translations/README-es.md b/translations/README-es.md
index b1bbafd..995fce0 100644
--- a/translations/README-es.md
+++ b/translations/README-es.md
@@ -520,7 +520,7 @@ Escriba código en un pizarrón o en papel, pero no en la computadora. Pruebe co
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-2/)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 
     Si algunas de las lecturas son muy matemáticas, puede saltar a la parte inferior y ver las matemáticas discretas para tener el conocimiento base.
diff --git a/translations/README-fa.md b/translations/README-fa.md
index 866f91c..dfcaa1a 100644
--- a/translations/README-fa.md
+++ b/translations/README-fa.md
@@ -552,7 +552,7 @@ Choose one:
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-2/)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 بسیارخب، فکر کنم در همین حد کافی باشه. 
 
diff --git a/translations/README-fr.md b/translations/README-fr.md
index 2a5e2e9..964d90b 100644
--- a/translations/README-fr.md
+++ b/translations/README-fr.md
@@ -560,7 +560,7 @@ Write code on a whiteboard or paper, not a computer. Test with some sample input
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-2/)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
     If some of the lectures are too mathy, you can jump down to the bottom and
     watch the discrete mathematics videos to get the background knowledge.
diff --git a/translations/README-he.md b/translations/README-he.md
index f0d632c..2b02e12 100644
--- a/translations/README-he.md
+++ b/translations/README-he.md
@@ -571,7 +571,7 @@ Write code on a whiteboard or paper, not a computer. Test with some sample input
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-2/)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 
     If some of the lectures are too mathy, you can jump down to the bottom and
diff --git a/translations/README-hi.md b/translations/README-hi.md
index a2de5e8..531af59 100644
--- a/translations/README-hi.md
+++ b/translations/README-hi.md
@@ -579,7 +579,7 @@ Anki प्रारूप में मेरा फ्लैशकार्ड
     - [कम्प्यूटेशनल जटिलता: सेक्शन 1](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20one)
     - [कम्प्यूटेशनल जटिलता: धारा 2](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20two)
 - [ ] [चीट शीट] (http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 खैर, बस इतना ही काफी है।
 
diff --git a/translations/README-id.md b/translations/README-id.md
index 20badf9..5c480e3 100644
--- a/translations/README-id.md
+++ b/translations/README-id.md
@@ -442,7 +442,7 @@ Menulis kode pada papan tulis atau kertas, bukan komputer. Uji dengan beberapa s
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-2/)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 ## Struktur Data
 
diff --git a/translations/README-it.md b/translations/README-it.md
index 73bfe42..d3c97f1 100644
--- a/translations/README-it.md
+++ b/translations/README-it.md
@@ -575,7 +575,7 @@ Ma non dimenticare di esercitarti con i problemi, anche durante lo studio!
     - [Complessità Computazionale: Sezione 1 (Articolo in Inglese)](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-1/)
     - [Complessità Computazionale: Sezione 2 (Articolo in Inglese)](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-2/)
 - [ ] [Cheat-Sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 Bene, direi che può bastare. 
 
diff --git a/translations/README-ja.md b/translations/README-ja.md
index 7f01ffd..e77a518 100644
--- a/translations/README-ja.md
+++ b/translations/README-ja.md
@@ -481,7 +481,7 @@ Anki 形式のフラッシュカード データベース: https://ankiweb.net/s
 	- [計算の複雑さ: セクション 1](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20one)
 	- [計算の複雑さ: セクション 2](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20two)
 - [ ]  [チートシート](http://bigocheatsheet.com/)
-- [ ] [【復習】5分でわかるBig-O記譜法（動画）](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 
 まあ、それだけで十分です。
diff --git a/translations/README-kh.md b/translations/README-kh.md
index 2b05dda..2cf649e 100644
--- a/translations/README-kh.md
+++ b/translations/README-kh.md
@@ -496,7 +496,7 @@ Data Structure ទាំងអស់ដែលខ្ញុំធ្លាប់
     - [ភាពស្មុគស្មាញនៃការគណនា៖ ផ្នែកទី ១](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-1/)
     - [ភាពស្មុគស្មាញនៃការគណនា៖ ផ្នែកទី ២](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-2/)
 - [ ] [សន្លឹកជំនួយ](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 ---
 
diff --git a/translations/README-ko.md b/translations/README-ko.md
index 66c2089..3329d42 100644
--- a/translations/README-ko.md
+++ b/translations/README-ko.md
@@ -531,7 +531,7 @@ Anki 형식의 내 요약집 데이터베이스: https://ankiweb.net/shared/info
   - [Computational Complexity: Section 1](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-1/)
   - [Computational Complexity: Section 2](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-2/)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 ## 자료구조
 
diff --git a/translations/README-pl.md b/translations/README-pl.md
index 3ed30ea..c9a81d0 100644
--- a/translations/README-pl.md
+++ b/translations/README-pl.md
@@ -483,7 +483,7 @@ Napisz kod na tablicy lub papierze, a nie na komputerze. Testuj z niektórymi pr
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-2/)
 - [ ] [Ściągawka](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 ## Struktury danych
 
diff --git a/translations/README-ptbr.md b/translations/README-ptbr.md
index 1408609..b5cda2a 100644
--- a/translations/README-ptbr.md
+++ b/translations/README-ptbr.md
@@ -512,7 +512,7 @@ Escreva código em um quadro branco ou papel, não em um computador. Teste com u
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-1/) (Complexidade Computacional: Seção 1)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-2/) (Complexidade Computacional: Seção 2)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/) (Folha de Consultas)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 
     Se alguma das aulas forem muito "matemáticas", você pode pular para o final e 
diff --git a/translations/README-ru.md b/translations/README-ru.md
index 3bf2126..0b6f308 100644
--- a/translations/README-ru.md
+++ b/translations/README-ru.md
@@ -565,7 +565,7 @@ Google не возьмёт тебя на работу.
     - [Вычислительная сложность: Часть 1](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-1/)
     - [Вычислительная сложность: Часть 2](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-2/)
 - [ ] [Шпаргалка](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
     Если в некоторых лекциях слишком много математики, вы можете ниже найти и посмотреть
     лекции по дискретной математике для получения базовых знаний.
diff --git a/translations/README-th.md b/translations/README-th.md
index bc75d66..9b6379f 100644
--- a/translations/README-th.md
+++ b/translations/README-th.md
@@ -492,7 +492,7 @@ There are a lot of distractions that can take up valuable time. Focus and concen
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-2/)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 
     If some of the lectures are too mathy, you can jump down to the bottom and
diff --git a/translations/README-tr.md b/translations/README-tr.md
index 0d1bf43..706b52b 100644
--- a/translations/README-tr.md
+++ b/translations/README-tr.md
@@ -510,7 +510,7 @@ Kodları beyaz tahtaya ya da kağıda yazın, bilgisayara değil. Örnek girdile
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-2/)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 ## Veri Yapıları
 
diff --git a/translations/README-tw.md b/translations/README-tw.md
index f7bcf7e..7022250 100644
--- a/translations/README-tw.md
+++ b/translations/README-tw.md
@@ -482,7 +482,7 @@
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-2/)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 ## 資料結構
 - ### 陣列
diff --git a/translations/README-uk.md b/translations/README-uk.md
index 72be106..d7fc004 100644
--- a/translations/README-uk.md
+++ b/translations/README-uk.md
@@ -539,7 +539,7 @@ Write code on a whiteboard or paper, not a computer. Test with some sample input
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/data-science/data-science-tutorials/computational-complexity-section-2/)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 
     If some of the lectures are too mathy, you can jump down to the bottom and
diff --git a/translations/README-ur.md b/translations/README-ur.md
index 2599309..8ed5285 100644
--- a/translations/README-ur.md
+++ b/translations/README-ur.md
@@ -555,7 +555,7 @@
     - [Computational Complexity: Section 1](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20one)
     - [Computational Complexity: Section 2](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20two)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 یہ اس کے بارے میں کافی ہے. 
 
diff --git a/translations/README-uz.md b/translations/README-uz.md
index 7b73aa5..ed9e722 100644
--- a/translations/README-uz.md
+++ b/translations/README-uz.md
@@ -486,7 +486,7 @@ Birinchi kodizni doskada yoki qog'ozda yozing, kompyuterda emas. Og'zaki test qi
     - [Computational Complexity: Section 1](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-1/)
     - [Computational Complexity: Section 2](https://www.topcoder.com/community/competitive-programming/tutorials/computational-complexity-section-2/)
 - [ ] [Cheat varaq](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 ## Ma'lumotlar tuzilmasi (Data structures)
 
diff --git a/translations/README-vi.md b/translations/README-vi.md
index a156ead..3e14a27 100644
--- a/translations/README-vi.md
+++ b/translations/README-vi.md
@@ -571,7 +571,7 @@ Nhưng đừng quên làm các bài toán lập trình ở phía trên trong khi
     - [Computational Complexity: Section 1](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20one)
     - [Computational Complexity: Section 2](https://www.topcoder.com/thrive/articles/Computational%20Complexity%20part%20two)
 - [ ] [Cheat sheet](http://bigocheatsheet.com/)
-- [ ] [[Review] Big-O notation in 5 minutes (video)](https://youtu.be/__vX2sjlpXU)
+- [ ] [[Review] Analyzing Algorithms (playlist) in 18 minutes (video)](https://www.youtube.com/playlist?list=PL9xmBV_5YoZMxejjIyFHWa-4nKg6sdoIv)
 
 Ồ, chắc cũng đủ rồi.