Add idea to implement combine and exchange locks

README.md

@@ -31,6 +31,7 @@ A collection of random ideas
 - [Implement new werewolf bot](#implement-new-werewolf-bot)
 - [Parse CS Demos](#parse-cs-demos)
 - [Implement jiffy Queue](#implement-jiffy-queue)
+- [Implement Combine-and-Exchange locks](#implement-combine-and-exchange-locks)
 
 ## Projects
 ### Mathematical model for Factorio
@@ -109,3 +110,6 @@ I already worked a bit on analysing cs demos in the past and would love to have
 It should be flexible enough to allow one to build different tools using it.
 
 ### Implement jiffy Queue
+### Implement Combine-and-Exchange locks
+#### References
+- [Paper proposing the idea](https://arxiv.org/abs/2511.09194)