Problem	party
User	LYM2025
Submission Time	2026-08-17 17:38:29
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

party.cpp: In function ‘int main()’:
party.cpp:38:12: error: request for member ‘size’ in ‘bfs’, which is of non-class type ‘std::vector<long long int>(ll, ll)’ {aka ‘std::vector<long long int>(long long int, long long int)’}
38 | cout<<bfs.size()-1;
| ^~~~