Update Readme.md

Author: wisdompeak

Readme.md

@@ -591,6 +591,7 @@
 [1824.Minimum-Sideway-Jumps](https://github.com/wisdompeak/LeetCode/tree/master/Dynamic_Programming/1824.Minimum-Sideway-Jumps) (M)  
 [1839.Longest-Substring-Of-All-Vowels-in-Order](https://github.com/wisdompeak/LeetCode/tree/master/Dynamic_Programming/1839.Longest-Substring-Of-All-Vowels-in-Order) (M)  
 [1883.Minimum-Skips-to-Arrive-at-Meeting-On-Time](https://github.com/wisdompeak/LeetCode/tree/master/Dynamic_Programming/1883.Minimum-Skips-to-Arrive-at-Meeting-On-Time) (H)  
+[2036.Maximum-Alternating-Subarray-Sum](https://github.com/wisdompeak/LeetCode/tree/master/Dynamic_Programming/2036.Maximum-Alternating-Subarray-Sum) (M+)     
 * ``基本型 II``   
 [368.Largest-Divisible-Subset](https://github.com/wisdompeak/LeetCode/tree/master/Dynamic_Programming/368.Largest-Divisible-Subset) (M+)   
 [300.Longest-Increasing-Subsequence](https://github.com/wisdompeak/LeetCode/tree/master/Greedy/300.Longest-Increasing-Subsequence) (M+)