Compilare: In function 'void dijkstra()', inlined from 'void solve()' at main.cpp:40:13, inlined from 'int main(int, char**)' at main.cpp:32:10: main.cpp:79:48: warning: 'nod' may be used uninitialized [-Wmaybe-uninitialized] 79 | d[vecin] = std::min(d[vecin], d[nod] + cost); | ~~~~~^ main.cpp: In function 'int main(int, char**)': main.cpp:70:23: note: 'nod' was declared here 70 | int min = oo, nod; | ^~~