Compilare: main.cpp: In function 'int hamilton()': main.cpp:40:1: warning: no return statement in function returning non-void [-Wreturn-type] 40 | } | ^ main.cpp: In function 'int main()': main.cpp:60:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 60 | for(int nod=0; nod<graph[0].size(); nod++) | ~~~^~~~~~~~~~~~~~~~