Language Details: Scheme

Scheme is a functional programming language and one of the two main dialects of the programming language Lisp, following a minimalist design philosophy specifying a small standard core with powerful tools for language extension.

Scheme article on Wikipedia
Code Jam 2008 Contestants using Scheme
Qualification Round
Used in 40 solutions by 11 contestants:
Round 1A
Used in 13 solutions by 5 contestants:
Round 1B
Used in 2 solutions by 2 contestants:
Round 1C
Used in 2 solutions by 1 contestants:
Round 2
Used in 5 solutions by 2 contestants:
Round 3
Used in 1 solutions by 1 contestants:

Submission Origin

Japan (5 contestants)
United States (3 contestants)
Canada (1 contestant)
Czech Republic (1 contestant)
Mexico (1 contestant)
Netherlands (1 contestant)