Compilare: user.cpp: In function ‘int main()’: user.cpp:20:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=a;i<=b;++i) ^ user.cpp:35:11: warning: ‘min’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<min<<" "<<nrdiv<<" "<<contor; ^ user.cpp:35:39: warning: ‘contor’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<min<<" "<<nrdiv<<" "<<contor; ^