Compilare: user.cpp: In function ‘int minimizeDiameter()’: user.cpp:111:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < EdgeList.size(); i++) ^ user.cpp: In function ‘int main()’: user.cpp:134:8: warning: unused variable ‘fin’ [-Wunused-variable] FILE* fin = freopen("revolta.in", "r", stdin); ^ user.cpp:135:8: warning: unused variable ‘fout’ [-Wunused-variable] FILE* fout = freopen("revolta.out", "w", stdout); ^