Compilare: main.cpp: In function 'void extractMaxValue(int)': main.cpp:55:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<objV>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | for(; i < st.size(); i++) | ~~^~~~~~~~~~~ main.cpp:59:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<objV>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 59 | for(; i < st.size(); i++) | ~~^~~~~~~~~~~