add 2520

Author: fishercoder1534

README.md

@@ -9,6 +9,7 @@ _If you like this project, please leave me a star._ ★
 | #    |      Title     | Solutions                                                                                                                                | Video                                                                         | Difficulty                       | Tag                  
 |------|----------------|------------------------------------------------------------------------------------------------------------------------------------------|-------------------------------------------------------------------------------|----------------------------------|-------------
 | 2515 |[Shortest Distance to Target String in a Circular Array](https://leetcode.com/problems/shortest-distance-to-target-string-in-a-circular-array/)| [Java](../master/src/main/java/com/fishercoder/solutions/_2515.java)                                                                     || Easy                                                                          ||
+| 2520 |[Count the Digits That Divide a Number](https://leetcode.com/problems/count-the-digits-that-divide-a-number/)| [Java](../master/src/main/java/com/fishercoder/solutions/_2520.java)                                                                     |[:tv:](https://youtu.be/7SHHsS5kPJ8)| Easy                                                                          ||
 | 2496 |[Maximum Value of a String in an Array](https://leetcode.com/problems/maximum-value-of-a-string-in-an-array/)| [Java](../master/src/main/java/com/fishercoder/solutions/_2496.java)                                                                     || Easy                                                                          ||
 | 2467 |[Convert the Temperature](https://leetcode.com/problems/convert-the-temperature/)| [Java](../master/src/main/java/com/fishercoder/solutions/_2469.java)                                                                     || Easy                                                                          ||
 | 2455 |[Average Value of Even Numbers That Are Divisible by Three](https://leetcode.com/problems/average-value-of-even-numbers-that-are-divisible-by-three/)| [Java](../master/src/main/java/com/fishercoder/solutions/_2455.java)                                                                     || Easy                                                                          ||