Tri Très Sélectif

Description

Like the Tri Sélectif challenge, you must sort the array, but this time you must be efficient!

A simpler variant of this challenge is available here: Tri Sélectif.

Files

docker-compose.yml
client.py
1.08 KiB – e25b6bab6abe7fe96b23df9a65e69ca204e4b313cec45a3eba125511ac4e8565
tri-tres-selectif.py
1.58 KiB – b589d425027a7aac4d9d883c18d4a9301c11419b31f41c404f7c80b3b81fc3ea

Author

Cryptanalyse

Challenge Instructions

First, download docker-compose.yml:
curl https://hackropole.fr/challenges/fcsc2023-misc-tri-tres-selectif/docker-compose.public.yml -o docker-compose.yml
Launch the challenge by executing in the same folder:
docker compose up
Then, in another console, access the challenge with Netcat:
nc localhost 4000

⚠️ Important: You must solve the challenge by interacting with the Docker container through the exposed network port. Any other way is not considered valid.

In case you encounter problems, please consult the FAQ.

Flag

You don't have JavaScript actived. No problem! You can check your flag like this: echo -n 'PUT_THE_FLAG_HERE' | sha256sum # possible output: d31b920de557d5fd3cdbb52fb41aeb19402b8b5578a2e985ab634b13274b2ddc

Writeups

There are no public solutions for this challenge yet, but you can submit yours after getting the flag.