Compilare: main.cpp: In function 'bool graphExists(std::vector<int>&)': main.cpp:472:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 472 | if (s > v.size()) | ~~^~~~~~~~~~ main.cpp: In function 'void Solve_CTC()': main.cpp:597:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 597 | for (int i = 0; i < res.second.size(); i++) | ~~^~~~~~~~~~~~~~~~~~~ main.cpp:599:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 599 | for (int j = 0; j < res.second[i].size(); j++) | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void Solve_APM()': main.cpp:647:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 647 | for(int i=1;i<res.size();i++) | ~^~~~~~~~~~~ main.cpp: In function 'void Solve_Dijkstra()': main.cpp:661:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 661 | for(int i=1;i<res.size();i++) | ~^~~~~~~~~~~ main.cpp: In function 'void Solve_BellmanFord()': main.cpp:678:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 678 | for(int i=1;i<res.size();i++) | ~^~~~~~~~~~~