Compilare: user.cpp: In function ‘int main()’: user.cpp:13:26: warning: unused variable ‘x’ [-Wunused-variable] int dist[155], n, m, x, y, nod1, nod2, d, i, min = 0, max, j, k, m_min; ^ user.cpp:13:29: warning: unused variable ‘y’ [-Wunused-variable] int dist[155], n, m, x, y, nod1, nod2, d, i, min = 0, max, j, k, m_min; ^ user.cpp:13:44: warning: unused variable ‘d’ [-Wunused-variable] int dist[155], n, m, x, y, nod1, nod2, d, i, min = 0, max, j, k, m_min; ^ user.cpp:13:70: warning: variable ‘m_min’ set but not used [-Wunused-but-set-variable] int dist[155], n, m, x, y, nod1, nod2, d, i, min = 0, max, j, k, m_min; ^