Problem	network
User	rds31415
Submission Time	2026-02-18 10:23:59
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

network.cpp: In function ‘int main()’:
network.cpp:36:14: error: ‘class std::set<long long int>’ has no member named ‘contains’
36 | if(s.contains(coreA)){
| ^~~~~~~~