cygwin g++ std::stoi “error: ‘stoi’ is not a member of ‘std
That’s a bug, possibly an incomplete port of some library code to cygwin (it’s a cplusplus11 feature) – some stuff has to be changed after all. Make sure to report it. The solution is easy of course: #include <cstdlib> strtol(s.c_str(),0,10); www.cplusplus.com/…/strtol A similar mingw bug is mentioned also here std::stoi doesn’t exist in g++ 4.6.1 … Read more