diff --git a/README.md b/README.md
index b22ea95..440b1b9 100644
--- a/README.md
+++ b/README.md
@@ -197,6 +197,7 @@ My LeetCode solutions with Chinese explanation. 我的LeetCode中文题解。
 | 310 |[Minimum Height Trees](https://leetcode.com/problems/minimum-height-trees/)|[C++](https://github.com/ShusenTang/LeetCode/blob/master/solutions/310.%20Minimum%20Height%20Trees.md)|Medium|  |
 | 312 |[Burst Balloons](https://leetcode.com/problems/burst-balloons/)|[C++](https://github.com/ShusenTang/LeetCode/blob/master/solutions/312.%20Burst%20Balloons.md)|Hard|  |
 | 313 |[Super Ugly Number](https://leetcode.com/problems/super-ugly-number/)|[C++](https://github.com/ShusenTang/LeetCode/blob/master/solutions/313.%20Super%20Ugly%20Number.md)|Medium|  |
+| 318 |[Maximum Product of Word Lengths](https://leetcode.com/problems/maximum-product-of-word-lengths/)|[C++](https://github.com/ShusenTang/LeetCode/blob/master/solutions/318.%20Maximum%20Product%20of%20Word%20Lengths.md)|Medium|  |
 | 326 |[Power of Three](https://leetcode.com/problems/power-of-three)|[C++](https://github.com/ShusenTang/LeetCode/blob/master/solutions/326.%20Power%20of%20Three.md)|Easy|  |
 | 342 |[Power of Four](https://leetcode.com/problems/power-of-four)|[C++](https://github.com/ShusenTang/LeetCode/blob/master/solutions/342.%20Power%20of%20Four.md)|Easy|  |
 | 344 |[Reverse String](https://leetcode.com/problems/reverse-string)|[C++](https://github.com/ShusenTang/LeetCode/blob/master/solutions/344.%20Reverse%20String.md)|Easy|  |