public static void Main()
Console.WriteLine("Nhập số x: ");
float x = float.Parse(Console.ReadLine());
double d = Math.Sqrt(Math.Sqrt(x));
double c1 = Math.Sqrt(y);
double d1 = Math.Sqrt(Math.Sqrt(y));
double c2 = Math.Sqrt(z);
double d2 = Math.Sqrt(Math.Sqrt(z));
double c3 = Math.Sqrt(q);
double d3 = Math.Sqrt(Math.Sqrt(q));
double c4 = Math.Sqrt(w);
double d4 = Math.Sqrt(Math.Sqrt(w));
double c5 = Math.Sqrt(e);
double d5 = Math.Sqrt(Math.Sqrt(e));
Console.WriteLine("N "+"N*N "+"1/N "+"Căn bậc 2 "+"Căn bậc 4 ");
Console.WriteLine(x +"|" + a +"|" + b +"|" + c +"|" + d);
Console.WriteLine(y +"|" + a1 +"|" + b1 +"|" + c1 +"|" + d1);
Console.WriteLine(z+"|" +a2+"|" +b2+"|" +c2+"|" +d2);
Console.WriteLine(q+"|" +a3+"|" +b3+"|" +c3+"|" +d3);
Console.WriteLine(w+"|" +a4+"|" +b4+"|" +c4+"|" +d4);
Console.WriteLine(e+"|" +a5+"|" +b5+"|" +c5+"|" +d5);