User blog:Laclale/Cipher Traction ＃2

Ace: Cipher Traction is mainly 1 week or 2 weeks per challenges!

Challenge 2: Can you explain what's "prune" and why "Object Show 87" is pruned.

Ace: Comment to Entry! ends maybe 07/20!

Ranking
Ace: Calm down! Challenges are always points related.