[kenrick95]

You're allowed to bring a reference material of 25 pages, single-sided, A4 or letter size.

http://icpc.baylor.edu/worldfinals/on-site-registration

[felixgallo]

that's amazing. I would love to see an example team's document.

[virulent]

Stanford's is pretty nice: http://stanford.edu/~liszt90/acm/ (notebook files). There's also one from a Korean university there.