Compilare: main.cpp: In function 'int main()': main.cpp:42:8: warning: this 'while' clause does not guard... [-Wmisleading-indentation] 42 | while(fr[q.top().nod]==1) | ^~~~~ main.cpp:45:9: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'while' 45 | int x=q.top().nod; | ^~~ main.cpp:38:9: warning: unused variable 'ult' [-Wunused-variable] 38 | int ult=1; | ^~~