Compilare: user.cpp: In function ‘int main()’: user.cpp:61:27: warning: narrowing conversion of ‘std::log10<int>(c)’ from ‘__gnu_cxx::__enable_if<true, double>::__type {aka double}’ to ‘float’ inside { } [-Wnarrowing] v[a].push_back({b, log10(c)}); ~~~~~^~~ user.cpp:62:27: warning: narrowing conversion of ‘std::log10<int>(c)’ from ‘__gnu_cxx::__enable_if<true, double>::__type {aka double}’ to ‘float’ inside { } [-Wnarrowing] v[b].push_back({a, log10(c)}); ~~~~~^~~