Compilare: main.cpp: In function 'int Smax(int)': main.cpp:11:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 11 | for(int i = 0; i < v.size(); ++i) | ~~^~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:55:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | for(int i = 0; i < v.size(); ++i) | ~~^~~~~~~~~~