add youtube link for 136

fishercoder1534 · fishercoder1534 · commit 1eb1230fa07b · 2019-12-31T07:36:27.000-08:00
diff --git a/README.md b/README.md
@@ -697,7 +697,7 @@ _If you like this project, please leave me a star._ &#9733;
 |139|[Word Break](https://leetcode.com/problems/word-break/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_139.java)|  |Medium| DP, Pruning
 |138|[Copy List with Random Pointer](https://leetcode.com/problems/copy-list-with-random-pointer/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_138.java)|  |Medium| LinkedList, HashMap 
 |137|[Single Number II](https://leetcode.com/problems/single-number-ii/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_137.java)|  |Medium| Bit Manipulation
-|136|[Single Number](https://leetcode.com/problems/single-number/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_136.java)|  |Easy | Bit Manipulation
+|136|[Single Number](https://leetcode.com/problems/single-number/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_136.java)| [:tv:](https://youtu.be/gJ8VcJ8f_Vk) |Easy | Bit Manipulation
 |135|[Candy](https://leetcode.com/problems/candy/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_135.java)|  |Hard| Greedy
 |134|[Gas Station](https://leetcode.com/problems/gas-station/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_134.java)|  |Medium| Greedy
 |133|[Clone Graph](https://leetcode.com/problems/clone-graph/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_133.java)|  |Medium| HashMap, BFS, Graph 
