Compilare: main.cpp: In function 'int dijkstra(int, int)': main.cpp:38:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | for(int i = 0; i < g[src].size(); i++) | ~~^~~~~~~~~~~~~~~ main.cpp:53:1: warning: no return statement in function returning non-void [-Wreturn-type] 53 | } | ^