Compilare: main.cpp: In static member function 'static double Solution::divide(std::vector<std::pair<double, double> >, std::vector<std::pair<double, double> >, int, int, double)': main.cpp:34:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<double, double> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | for (int i = 0; i < strip.size(); i++) { | ~~^~~~~~~~~~~~~~ main.cpp:35:48: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<double, double> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 35 | for (int j = 1; j < 6 && i + j < strip.size(); j++) { | ~~~~~~^~~~~~~~~~~~~~