Compilare: main.cpp: In function 'void bfs(int, int)': main.cpp:29:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 29 | for(int i = 0; i < graf[node].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void augment(int&, int, int)': main.cpp:43:9: warning: unused variable 'st' [-Wunused-variable] 43 | int st = 0, dr = 0; | ^~ main.cpp:43:17: warning: unused variable 'dr' [-Wunused-variable] 43 | int st = 0, dr = 0; | ^~ main.cpp: In function 'int main()': main.cpp:81:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 81 | for(int j = 0; j < input.size(); j++) | ~~^~~~~~~~~~~~~~ main.cpp:111:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 111 | for(int j = 0; j < graf[i].size(); j++) | ~~^~~~~~~~~~~~~~~~