Borderou de evaluare (job #736456)

Compilare: main.cpp: In function 'int main()': main.cpp:14:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'unsigned int'} [-Wsign-compare] 14 | for(int i=0; i < s.size(); i++) | ~~^~~~~~~~~~ main.cpp:44:23: warning: comparison of integer expressions of different signedness: 'std::stack<char>::size_type' {aka 'unsigned int'} and 'int' [-Wsign-compare] 44 | if(stk.size() > gr_max) gr_max = stk.size(); | ~~~~~~~~~~~^~~~~~~~