Compilare: main.cpp: In function 'void dijkstra()': main.cpp:24:32: warning: unused variable 'l' [-Wunused-variable] int node=pq.top().node,l=pq.top().l,c=pq.top().c,cost=pq.top().cost,nr=pq.top().nr; ^ main.cpp:24:45: warning: unused variable 'c' [-Wunused-variable] int node=pq.top().node,l=pq.top().l,c=pq.top().c,cost=pq.top().cost,nr=pq.top().nr; ^ main.cpp: In function 'int main()': main.cpp:54:4: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(!ok) ^~ main.cpp:56:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' return 0; ^~~~~~