Compilare: main.cpp: In function 'int main()': main.cpp:13:71: warning: comparison of integer expressions of different signedness: 'std::deque<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 13 | while((!stk.empty())&&(nr>stk.back())&&(stk.size()+n-i>m)) | ~~~~~~~~~~~~~~^~ main.cpp:15:30: warning: comparison of integer expressions of different signedness: 'std::deque<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 15 | if(stk.size()<m) | ~~~~~~~~~~^~