Compilare: main.cpp: In function 'void dijkstra()': main.cpp:27:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 27 | for(i=0; i<v[nod].size(); i++) | ~^~~~~~~~~~~~~~ main.cpp:31:70: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 31 | if(d[nod] + cost < d[vecin] || d[nod] + cost == d[vecin] && a[nod] < a[vecin]) | ~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~