Compilare: user.cpp: In function ‘int main()’: user.cpp:33:17: warning: ‘t’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<in<<" "<<t<<" "<<nr; ^ user.cpp:33:8: warning: ‘in’ may be used uninitialized in this function [-Wmaybe-uninitialized] g<<in<<" "<<t<<" "<<nr; ^ user.cpp:24:35: warning: ‘nr’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(ok==1)a[n]=-nr;else a[n]=nr; ^