Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: High Temperature Superconductivity: Ineluctable Complexity   The discovery of charge-density-wave order in the high-temperature
superconductor YBa$_2$Cu$_3$O$_{6+y}$ places charge order centre stage with
superconductivity, suggesting they they are intertwined rather than competing.

7
The categories of this paper are: hep-th
36
The categories of this paper are: cmp-lg
21
The categories of this paper are: adap-org
17
The categories of this paper are: q-fin
6
The categories of this paper are: astro-ph
2
The categories of this paper are: math
20
The categories of this paper are: acc-phys
1
The categories of this paper are: cs
25
The categories of this paper are: patt-sol
14
The categories of this paper are: math-ph
30
The categories of this paper are: q-alg
27
The categories of this paper are: comp-gas
12
The categories of this paper are: nucl-th
24
The categories of this paper are: dg-ga
31
The categories of this paper are: ao-sci
8
The categories of this paper are: hep-ex