Compilare: user.cpp: In function ‘int main()’: user.cpp:37:26: warning: narrowing conversion of ‘x’ from ‘long long int’ to ‘int’ inside { } [-Wnarrowing] heap.insert({0,x}); ^ user.cpp:42:29: warning: narrowing conversion of ‘y’ from ‘long long int’ to ‘int’ inside { } [-Wnarrowing] v[x].push_back({y,z}); ^ user.cpp:43:29: warning: narrowing conversion of ‘x’ from ‘long long int’ to ‘int’ inside { } [-Wnarrowing] v[y].push_back({x,z}); ^ user.cpp:59:40: warning: narrowing conversion of ‘y’ from ‘long long int’ to ‘int’ inside { } [-Wnarrowing] heap.insert({dist[y],y}); ^ user.cpp:30:23: warning: variable ‘c’ set but not used [-Wunused-but-set-variable] long long i,x,y,z,c,nod; ^