Compilare: main.cpp: In function 'int bfs()': main.cpp:34:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 34 | for (int i = 0; i < lista[nod_cur].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int Edmonds_Karp()': main.cpp:51:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 51 | for (int i = 0; i < lista[2 * n + 1].size(); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:64:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 64 | for (int i = 0; i < drum.size(); i++) | ~~^~~~~~~~~~~~~ main.cpp:72:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 72 | for (int i = 0; i < drum.size(); i++) { | ~~^~~~~~~~~~~~~