Eroare de compilare: user.cpp:16:12: error: conflicting declaration ‘std::vector<int> act’ vector<int>act; ^~~ user.cpp:9:5: note: previous declaration as ‘int act [800002]’ int act[N]; ^~~ user.cpp: In function ‘void dfsLabel(int, int, int)’: user.cpp:31:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0;i<g[node].size(); ++i) { ~^~~~~~~~~~~~~~~ user.cpp: In function ‘void join(int, int, int)’: user.cpp:52:23: error: incompatible types in assignment of ‘std::vector<int>’ to ‘int [800002]’ act = vector<int>(); ^ user.cpp: In function ‘bool pot(int)’: user.cpp:71:18: error: request for member ‘clear’ in ‘act’, which is of non-class type ‘int [800002]’ cntL = 0;act.clear(); ^~~~~ user.cpp:72:5: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(int i = 1; i < N; ++i) ^~~ user.cpp:74:7: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ for(int i=1;i<n;++i)went[i]=0,cant[i]=0; ^~~