double calc_err(double zeri_th[2], double zeri_num[2]); void solve_quadratic(double c[2], double zeri[2]); void solve_quadratic_best(double c[2], double zeri[2]); ...

Such a long guide to the Windows recycle bin? Yes, because the Windows tool offers much more than just collecting data that is no longer needed. The term “collect” was chosen deliberately because it ...