Compilare: user.cpp: In function ‘bool DFS(int)’: user.cpp:23:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<Graph[node].size();i++) ^ user.cpp: In function ‘void Translate()’: user.cpp:49:31: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<Graph[i].size();j++) ^ user.cpp: In function ‘void BFS(int)’: user.cpp:62:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<T[node].size();i++) ^ user.cpp: In function ‘int main()’: user.cpp:77:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d%d",&N,&M); ^ user.cpp:81:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d%d",&X,&Y); ^