Compilare: user.cpp: In function ‘int main()’: user.cpp:89:37: warning: narrowing conversion of ‘nod2’ from ‘long long int’ to ‘int’ inside { } [-Wnarrowing] v[nod1].push_back({nod2, lg}); ^ user.cpp:90:37: warning: narrowing conversion of ‘nod1’ from ‘long long int’ to ‘int’ inside { } [-Wnarrowing] v[nod2].push_back({nod1, lg}); ^ user.cpp: In function ‘long long int bsearch(int)’: user.cpp:80:1: warning: control reaches end of non-void function [-Wreturn-type] } ^