Borderou de evaluare (job #761036)

Compilare: main.cpp: In function 'int main()': main.cpp:32:48: warning: comparison of integer expressions of different signedness: 'std::stack<int>::size_type' {aka 'unsigned int'} and 'int' [-Wsign-compare] 32 | if (aux.size() >= k) | ~~~~~~~~~~~^~~~ main.cpp:69:24: warning: comparison of integer expressions of different signedness: 'std::stack<int>::size_type' {aka 'unsigned int'} and 'int' [-Wsign-compare] 69 | if (aux.size() >= k) | ~~~~~~~~~~~^~~~