Compilare: main.cpp: In function 'int median()': main.cpp:73:22: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 73 | if (buffer->size() == i) | ~~~~~~~~~~~~~~~^~~~ main.cpp:82:24: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare] 82 | if (buffer->size() == i) | ~~~~~~~~~~~~~~~^~~~