Compilare: main.cpp: In member function 'void Graf::maxflow()': main.cpp:733:26: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 733 | for(index = 0; index <= noduri; index++) | ~~~~~~^~~~~~~~~ main.cpp:742:26: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 742 | for(index = 0; index <= noduri; index++) | ~~~~~~^~~~~~~~~ main.cpp:743:42: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 743 | for(secondIndex = 0; secondIndex <= noduri; secondIndex++) | ~~~~~~~~~~~~^~~~~~~~~ main.cpp:751:26: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 751 | for(index = 1; index <= noduri; index++) | ~~~~~~^~~~~~~~~ main.cpp:752:42: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 752 | for(secondIndex = 1; secondIndex <= noduri; secondIndex++) | ~~~~~~~~~~~~^~~~~~~~~ main.cpp:755:26: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 755 | for(index = 0; index < muchii; index++) | ~~~~~~^~~~~~~~ main.cpp: In member function 'bool Graf::maxflow_bfs(int, int, std::vector<int>&, std::vector<int>&, std::vector<std::vector<int> >, std::vector<std::vector<int> >&)': main.cpp:807:39: warning: comparison of integer expressions of different signedness: 'unsigned int' and 'int' [-Wsign-compare] 807 | for(unsigned int index = 0; index <= noduri; index++) | ~~~~~~^~~~~~~~~