diff --git a/2024/day9/main.py b/2024/day9/main.py
index efe042f..a377a0e 100644
--- a/2024/day9/main.py
+++ b/2024/day9/main.py
@@ -57,6 +57,13 @@ class DiskMap:
 
         return None
 
+    def findFreeBlockOfBestFit(self, size: int) -> int | None:
+        for i, block in enumerate(self.blocks):
+            if type(block) == FreeBlock and block.size >= size:
+                return i
+
+        return None
+
     def compact(self) -> None:
         while True:
             free_index = self.findFreeBlock()
@@ -109,3 +116,5 @@ for block in diskmap.blocks:
             index += 1
 
 print(f'Part 1: {total}')
+
+