Compilare: main.cpp: In function 'int main()': main.cpp:18:79: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 18 | while(!st.empty() && x > st[st.size()-1] && st.size() - 1 + n - i >= m) | ~~~~~~~~~~~~~~~~~~~~~~^~~~ main.cpp:21:26: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 21 | if(st.size() != m) | ~~~~~~~~~~^~~~