Updated README.md

Author: Shamoyeeta

README.md

@@ -157,6 +157,7 @@ Check out ---> [Sample PR](https://github.com/codedecks-in/LeetCode-Solutions/pu
 | 150 | [Evaluate Reverse Polish Notation](https://leetcode.com/problems/evaluate-reverse-polish-notation/) | [Python](./Python/150.EvaluateReversePolishNotation.py) | _O(n)_ | _O(1)_ | Medium | Stack | |
 | 1047 | [Remove All Adjacent Duplicates In String](https://leetcode.com/problems/remove-all-adjacent-duplicates-in-string/) | [C++](./C++/remove-all-adjacent-duplicates-in-string.cpp) | _O(n)_ | _O(n)_ | Easy | Stack | |
 | 682 | [Baseball Game](https://leetcode.com/problems/baseball-game/) | [C++](./C++/Baseball-Game.cpp) | _O(n)_ | _O(n)_ | Easy | Stack | |
+| 1381 | [Design a Stack With Increment Operation](https://leetcode.com/problems/design-a-stack-with-increment-operation/) | [Java](./Java/Design-a-Stack-With-Increment-Operation.java) | _O(1)_ | _O(n)_ | Medium | Stack | |
 
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