Compilare: main.cpp: In member function 'void MaxFlow::printAdj()': main.cpp:36:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 36 | for(int i=0; i<adj.size(); i++) | ~^~~~~~~~~~~ main.cpp:40:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 40 | for(int j=0;j<adj[i].size();j++) | ~^~~~~~~~~~~~~~ main.cpp: In member function 'void MaxFlow::printFlow()': main.cpp:49:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | for(int i=0; i<flow.size(); i++) | ~^~~~~~~~~~~~ main.cpp:53:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 53 | for(int j=0;j<flow[i].size();j++) | ~^~~~~~~~~~~~~~~ main.cpp: In member function 'void Solution::Ghizi()': main.cpp:162:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 162 | for(int i=0;i<sol.size();i++) | ~^~~~~~~~~~~