Compilare: user.cpp: In function ‘int main()’: user.cpp:64:37: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if (sanse_x >= 2 || sanse_x == 1 && nr_x == nr_zero) ^ user.cpp:66:48: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] else if (sanse_zero >= 2 || sanse_zero == 1 && nr_x > nr_zero) ^ user.cpp:12:12: warning: unused variable ‘ok’ [-Wunused-variable] int i, j, ok, test = 0, nr_x, nr_zero, dif, sanse_x, sanse_zero, nx, n0; ^ user.cpp:12:67: warning: unused variable ‘nx’ [-Wunused-variable] int i, j, ok, test = 0, nr_x, nr_zero, dif, sanse_x, sanse_zero, nx, n0; ^ user.cpp:12:71: warning: unused variable ‘n0’ [-Wunused-variable] int i, j, ok, test = 0, nr_x, nr_zero, dif, sanse_x, sanse_zero, nx, n0; ^