Compilare: main.cpp: In function 'int main()': main.cpp:15:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 15 | for(int i = 1; i < v.size(); i++) | ~~^~~~~~~~~~ main.cpp:24:19: warning: comparison of integer expressions of different signedness: 'std::deque<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 24 | while(v.size() > n) { | ~~~~~~~~~^~~ main.cpp:28:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 28 | for(int i = 0; i < v.size(); i++) | ~~^~~~~~~~~~