Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: A newly-generalized problem from a problem for the Mathematical Olympiad
  and the methods to solve it   A newly-generalized problem from a problem initially thought for the
Mathematical Olympiad and the methods to solve it.

30
The categories of this paper are: q-alg
9
The categories of this paper are: nlin
4
The categories of this paper are: cond-mat
27
The categories of this paper are: comp-gas
37
The categories of this paper are: supr-con
6
The categories of this paper are: astro-ph
16
The categories of this paper are: stat
22
The categories of this paper are: chao-dyn
26
The categories of this paper are: bayes-an
8
The categories of this paper are: hep-ex
13
The categories of this paper are: quant-ph
23
The categories of this paper are: solv-int
0
The categories of this paper are: hep-ph
12
The categories of this paper are: nucl-th
28
The categories of this paper are: alg-geom
34
The categories of this paper are: chem-ph