add youtube link for 66

fishercoder1534 · fishercoder1534 · commit bcf3fb4489df · 2020-03-03T09:18:11.000-08:00
diff --git a/README.md b/README.md
@@ -843,7 +843,7 @@ _If you like this project, please leave me a star._ &#9733;
 |69|[Sqrt(x)](https://leetcode.com/problems/sqrtx/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_69.java)||Easy|
 |68|[Text Justification](https://leetcode.com/problems/text-justification/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_68.java)||Hard|
 |67|[Add Binary](https://leetcode.com/problems/add-binary/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_67.java)||Easy|
-|66|[Plus One](https://leetcode.com/problems/plus-one/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_66.java)||Easy|
+|66|[Plus One](https://leetcode.com/problems/plus-one/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_66.java)|[:tv:](https://youtu.be/HKjt0f1N0GA)|Easy|
 |65|[Valid Number](https://leetcode.com/problems/valid-number/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_65.java)||Hard|
 |64|[Minimum Path Sum](https://leetcode.com/problems/minimum-path-sum/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_64.java)||Medium| DP
 |63|[Unique Paths II](https://leetcode.com/problems/unique-paths-ii/)|[Solution](../master/src/main/java/com/fishercoder/solutions/_63.java)||Medium| DP
