missing header in rope class

spirosmaggioros · Sep 29, 2024 · f39012a · f39012a
1 parent 83f3ad3
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diff --git a/README.md b/README.md
@@ -76,6 +76,7 @@ You can see more [examples](/examples) or follow the [Tutorials](/tutorial).
 - [X] [Interval Tree](https://en.wikipedia.org/wiki/Interval_tree)
 - [X] [234 Tree](https://en.wikipedia.org/wiki/2%E2%80%933%E2%80%934_tree)
 - [X] [Min/Max Heap](https://en.wikipedia.org/wiki/Min-max_heap)
+- [X] [Rope(Chord)](https://en.wikipedia.org/wiki/Rope_(data_structure))
 
 **Lists**
 - [X] [Single Linked List](https://en.wikipedia.org/wiki/Linked_list)

diff --git a/src/classes/tree/rope.h b/src/classes/tree/rope.h
@@ -11,6 +11,7 @@
 #include <cassert>
 #include <vector>
 #include <queue>
+#include <functional>
 #include <unordered_map>
 #endif