problem with the 2 problems

Appleman and Tree

Appleman and a Sheet of Paper

it gives "Statement is not available on English language"

Hi!

i am trying to solve this problem KPMAZE-Maze on spoj .. which i could summarize to count the number of spanning trees in a small graph (at most 25 nodes)...i tried Kirchhoff Theorem but i couldn't calculate the cofactor of Laplacian matrix..any ideas or code.

Hi codeforces

I've founded this sheet online (Theoretical CS Cheat Sheet)

Link : https://www.tug.org/texshowcase/cheat.pdf

it's useful for CP contestants.