Compilare: main.cpp: In function 'void dijkstra(long long int)': main.cpp:28:13: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 28 | auto[d,x]=pq.top(); | ^ main.cpp:32:21: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 32 | auto[y,c]=it; | ^ main.cpp: In function 'int main()': main.cpp:118:24: warning: operation on 'aparitie[j]' may be undefined [-Wsequence-point] 118 | aparitie[j]=nivel[j]=aparitie[j]=0; | ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~ main.cpp:123:17: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17' 123 | auto[x,y,c]=it; | ^