Compilare: main.cpp: In function 'void dijkstra(int)': main.cpp:39:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<graph[nod].size();++i) ~^~~~~~~~~~~~~~~~~~ main.cpp:29:12: warning: variable 'd' set but not used [-Wunused-but-set-variable] int ve,d; ^ main.cpp: In function 'int main()': main.cpp:69:9: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=1;i<=n;++i) ^~~ main.cpp:76:13: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' if(ok) ^~