Language Details: Factor

Factor belongs to the family of concatenative languages: this means that, at the lowest level, a Factor program is a series of words (functions) that manipulate a stack of references to dynamically-typed values.

Official website (see also: Wikipedia article)
Code Jam 2009 Contestants using Factor
Qualification Round
Used in 4 solutions by 1 contestants:
Round 1A
Used in 1 solutions by 1 contestants:
Round 1B
Used in 2 solutions by 1 contestants:
Round 1C
Used in 2 solutions by 1 contestants:

Submission Origin

France (1 contestant)