Compilare: main.cpp: In function 'void citire()': main.cpp:60:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 60 | for (int j = 0; j < mc_cost[i].size(); ++j) | ~~^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'void maxflow_si_print()': main.cpp:108:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 108 | for (int i = 0; i < g[n].size(); ++i)//si aici partea de imbunatatire expusa de dumneavoastra la laborator | ~~^~~~~~~~~~~~~