Update README.md

assassint2017 · web-flow · commit aa323dec58f8 · 2019-11-05T10:21:15.000+08:00
diff --git a/README.md b/README.md
@@ -4,7 +4,7 @@
 # leetcode-algorithm
 |total|easy|medium|hard|
 |:---:|:---:|:---:|:---:|
-|298|110|151|37|
+|299|110|152|37|
 ----
 1. [Two Sum](https://github.com/assassint2017/leetcode-algorithm/tree/master/Two%20Sum)
 2. [Add Two Numbers](https://github.com/assassint2017/leetcode-algorithm/tree/master/Add%20Two%20Numbers)
@@ -304,6 +304,7 @@
 802. [Find Eventual Safe States](https://github.com/assassint2017/leetcode-algorithm/tree/master/Find%20Eventual%20Safe%20States)
 806. [Number of Lines To Write String](https://github.com/assassint2017/leetcode-algorithm/tree/master/Number%20of%20Lines%20To%20Write%20String)
 829. [Consecutive Numbers Sum](https://github.com/assassint2017/leetcode-algorithm/tree/master/Consecutive%20Numbers%20Sum)
+848. [Shifting Letters](https://github.com/assassint2017/leetcode-algorithm/tree/master/Shifting%20Letters)
 852. [Peak Index in a Mountain Array](https://github.com/assassint2017/leetcode-algorithm/tree/master/Peak%20Index%20in%20a%20Mountain%20Array)
 872. [Leaf-Similar Trees](https://github.com/assassint2017/leetcode-algorithm/tree/master/Leaf-Similar%20Trees)
 873. [Length of Longest Fibonacci Subsequence](https://github.com/assassint2017/leetcode-algorithm/tree/master/Length%20of%20Longest%20Fibonacci%20Subsequence)
