Compilare: main.cpp: In member function 'std::vector<int> SAT2::Compute()': main.cpp:127:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 127 | for (int i = 0; i < sccs.size(); ++i) | ~~^~~~~~~~~~~~~ main.cpp:146:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 146 | for (int i = 0; i < solution.size(); ++i) | ~~^~~~~~~~~~~~~~~~~ main.cpp:151:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 151 | for (int i = 0; i < sccs.size(); ++i) | ~~^~~~~~~~~~~~~