Compilare: main.cpp: In member function 'void Graf::dfs(std::vector<std::vector<int> >&, std::vector<std::vector<bool> >&, std::queue<std::pair<int, int> >&, int, int, std::vector<std::vector<int> >&)': main.cpp:32:33: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | if (i < 0 || j < 0 || i >= A.size() || j >= A[0].size() || visited[i][j] || A[i][j] == 0) | ~~^~~~~~~~~~~ main.cpp:32:50: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 32 | if (i < 0 || j < 0 || i >= A.size() || j >= A[0].size() || visited[i][j] || A[i][j] == 0) | ~~^~~~~~~~~~~~~~ main.cpp: In member function 'void Graf::cablaj(int)': main.cpp:338:32: warning: 'varf_minim' may be used uninitialized [-Wmaybe-uninitialized] 338 | selectat[varf_minim] = 1; | ^ main.cpp:322:16: note: 'varf_minim' was declared here 322 | double varf_minim; | ^~~~~~~~~~