Compilare: main.cpp: In function 'std::pair<bool, std::pair<double, double> > solve(int)': main.cpp:61:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<int, std::pair<int, int> > > >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 61 | for(int i = 0; i < Seg.size(); ++i) { | ~~^~~~~~~~~~~~ main.cpp:63:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<int, std::pair<int, int> > > >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 63 | while(i < Seg.size() && Seg[i].first == p0) { | ~~^~~~~~~~~~~~ main.cpp:64:18: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 64 | auto [tip, se] = Seg[i].second; | ^ main.cpp:65:18: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 65 | auto [st, dr] = se; | ^ main.cpp: In function 'int main()': main.cpp:94:14: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 94 | auto [ok, p] = solve(mij); | ^ main.cpp:101:10: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 101 | auto [ok, p] = solve(st); | ^