Problem.tex
From PC2wiki
A problem.tex file is a LaTex file that contains a problem writeup/description.
Per the CCS the title of the problem is in problem.tex, though pc2 supports other locations too.
Location
Each problem.tex is found per the CDP and Problem Format
config/shortname/problem_statement/problem.tex
where shortname is the problem short name found in problemset.yaml or contest.yaml
Problem Title in LaTeX file
The problem title is located in the problemtitle or problemname term. The LaTeX is scanned for the following patterns to find the title.
\problemtitle{TITLE}
\problemname{TITLE}
Examples
In each problem.tex file there is a title
\problemname{Support Vector Machine}
\problemname{Surveillance}