Fix merge conflicts to merge change from #5080 (#8911)

* Input for user choose his Collatz sequence

Now the user can tell the algorithm what number he wants to run on the Collatz Sequence.

* updating DIRECTORY.md

---------

Co-authored-by: Hugo Folloni <hugofollogua07@gmail.com>
Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>

DIRECTORY.md

@@ -740,6 +740,7 @@
   * [Tower Of Hanoi](other/tower_of_hanoi.py)
 
 ## Physics
+  * [Altitude Pressure](physics/altitude_pressure.py)
   * [Archimedes Principle](physics/archimedes_principle.py)
   * [Basic Orbital Capture](physics/basic_orbital_capture.py)
   * [Casimir Effect](physics/casimir_effect.py)

maths/collatz_sequence.py

@@ -57,7 +57,7 @@ def collatz_sequence(n: int) -> Generator[int, None, None]:
 
 
 def main():
-    n = 43
+    n = int(input("Your number: "))
     sequence = tuple(collatz_sequence(n))
     print(sequence)
     print(f"Collatz sequence from {n} took {len(sequence)} steps.")