Compilare: main.cpp: In function 'int main()': main.cpp:29:4: warning: this 'for' clause does not guard... [-Wmisleading-indentation] 29 | for(int i=1;i<=n;++i) | ^~~ main.cpp:30:16: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for' 30 | D[i]=oo;D[1]=0; | ^ main.cpp:39:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 39 | for(int i=0;i<G[nodStart].size();++i) | ~^~~~~~~~~~~~~~~~~~~