Eroare de compilare: main.cpp:11:1: error: 'vector' does not name a type vector<pair<int, int>> v[MAXN]; ^~~~~~ main.cpp: In function 'int dfs(int)': main.cpp:20:25: error: 'v' was not declared in this scope for (int i = 0; i < v[k].size(); ++i) { ^ main.cpp: In function 'int main()': main.cpp:43:9: error: 'v' was not declared in this scope v[a].push_back({b, c}); ^ main.cpp:60:33: error: 'v' was not declared in this scope for (int j = 0; j < v[i].size(); ++j) { ^ main.cpp:69:13: error: 'v' was not declared in this scope v[i].clear(); ^ main.cpp:71:29: error: 'v' was not declared in this scope for (int j = 0; j < v[i].size(); ++j) { ^ main.cpp:80:37: error: 'v' was not declared in this scope s += (long long)c[i] * (v[i].size() - 1); ^ main.cpp:88:50: error: 'v' was not declared in this scope sol = min(sol,s - (long long)c[i] * (v[i].size() - 1)); ^ Non zero exit status: 1