Eroare de compilare: user.cpp: In function ‘bool bfs(int)’: user.cpp:20:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(j=0;j<d[nod].size();++j) ^ user.cpp:27:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ user.cpp: In function ‘int find(int)’: user.cpp:31:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<H[mo].size();++i) ^ user.cpp: In function ‘int main()’: user.cpp:49:16: error: ‘sort’ was not declared in this scope sort(v+1,v+n+1); ^