Problem	september
User	shenshiqi
Submission Time	2026-01-04 11:24:14
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

september.cpp: In function ‘int solve(int, int, std::vector<int>, std::vector<std::vector<int> >)’:
september.cpp:8:16: error: ‘ll’ was not declared in this scope
8 | vector < set <ll> > children(N);
| ^~
september.cpp:8:18: error: template argument 1 is invalid
8 | vector < set <ll> > children(N);
| ^
september.cpp:8:18: error: template argument 2 is invalid
september.cpp:8:18: error: template argument 3 is invalid
september.cpp:8:20: error: template argument 1 is invalid
8 | vector < set <ll> > children(N);
| ^
september.cpp:8:20: error: template argument 2 is invalid
september.cpp:9:9: error: expected ‘;’ before ‘i’
9 | for (ll i = 0; i < N; ++i){
| ^~
| ;
september.cpp:9:17: error: ‘i’ was not declared in this scope
9 | for (ll i = 0; i < N; ++i){