Update README.md

Author: NLP-LOVE

README.md

@@ -30,6 +30,7 @@
 | 数据结构 | [Interview-10：斐波那契数列](https://github.com/NLP-LOVE/CodingInterviews2-ByPython/blob/master/Algorithm/Interview-10.md) |
 | 数据结构 | [Inverview-59：队列的最大值](https://github.com/NLP-LOVE/CodingInterviews2-ByPython/blob/master/Algorithm/Inverview-59.md) |
 | 数据结构 | [Inverview-62：圆圈中最后剩下的数字](https://github.com/NLP-LOVE/CodingInterviews2-ByPython/blob/master/Algorithm/Interview-62.md) |
+| 查找     | [LeetCode-704：二分查找](https://github.com/NLP-LOVE/CodingInterviews2-ByPython/blob/master/Algorithm/LeetCode-704_binary_search.md) |