Compilare: main.cpp: In member function 'int graf::conexe(int)': main.cpp:134:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 134 | for (i = 1; i < vizitate.size(); i++) | ~~^~~~~~~~~~~~~~~~~ main.cpp: In function 'bool Havel_Hakimi(std::vector<int>&, int)': main.cpp:156:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 156 | if (a > v.size()) | ~~^~~~~~~~~~ main.cpp: In member function 'void graf::st(int, std::vector<int>, std::stack<int>&)': main.cpp:169:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 169 | for(int i=1;i< muchii.size()-1;i++) | ~^~~~~~~~~~~~~~~~~ main.cpp: In member function 'void graf::dijkstra(int, std::vector<std::pair<int, int> >*)': main.cpp:208:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 208 | for(int i = 0; i < G[nod_curent].size(); i++) | ~~^~~~~~~~~~~~~~~~~~~~~~ main.cpp:192:9: warning: variable 'maxim' set but not used [-Wunused-but-set-variable] 192 | int maxim=-1000; | ^~~~~ main.cpp: In member function 'void graf::bellman_ford(int, std::vector<std::pair<int, int> >*)': main.cpp:256:18: warning: this 'if' clause does not guard... [-Wmisleading-indentation] 256 | if(InCoada[vecin]==false) | ^~ main.cpp:258:21: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if' 258 | InCoada[vecin]=true; | ^~~~~~~ main.cpp: In member function 'void graf::kruskall()': main.cpp:308:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 308 | for(int i=0; i< graf_ponderat.size(); i++) | ~^~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:342:10: warning: unused variable 'exista_cost_negativ' [-Wunused-variable] 342 | bool exista_cost_negativ; | ^~~~~~~~~~~~~~~~~~~ main.cpp: In function 'bool Havel_Hakimi(std::vector<int>&, int)': main.cpp:165:1: warning: control reaches end of non-void function [-Wreturn-type] 165 | } | ^ main.cpp: In member function 'int graf::conexe(int)': main.cpp:130:10: warning: 'i' may be used uninitialized in this function [-Wmaybe-uninitialized] 130 | i++; | ~^~