using System; using System.Linq; class Solution { static void Main() { var vals = Console.ReadLine().Split(' ').Select(decimal.Parse).ToArray(); var a = vals[0]; var b = vals[1]; var c = vals[2]; // カルダノの方法 double p = (double)(-a * a / 9 + b / 3); double q = (double)(a * a * a / 27 - a * b / 6 + c / 2); var lamda = 2 * Math.Sqrt(-p); var theta = Math.Acos(-q / Math.Sqrt(-1.0 * p * p * p)) / 3; var gamma = (double)a / 3; var x = new double[3]; x[0] = lamda * Math.Cos(theta) - gamma; x[1] = lamda * Math.Cos(theta + 2 * Math.PI / 3) - gamma; x[2] = lamda * Math.Cos(theta - 2 * Math.PI / 3) - gamma; Console.WriteLine(string.Join(" ", x.OrderBy(d => d).Select(d => (long)Math.Round(d)))); } }