Compilare: user.cpp: In function ‘std::vector<int> Dijkstra(int, const std::vector<std::vector<std::pair<int, int> > >&, int)’: user.cpp:36:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0; i< la[u].size(); i++) ~^~~~~~~~~~~~~~ user.cpp:43:16: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation] if( min_heap.find( {d[v], v} ) != min_heap.end() ) ^~ user.cpp:46:17: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘if’ d[v] = d[u] + w_uv; ^ user.cpp: In function ‘int main()’: user.cpp:123:15: warning: ‘cfort’ may be used uninitialized in this function [-Wmaybe-uninitialized] afis[i] = cfort; ~~~~~~~~^~~~~~~