using System; public class Program { public static void Main() {
Console.Write("Q = "); int Q = int.Parse(Console.ReadLine());
double [] S = new double [Q+2] ;
double [] a = new double [Q+2] ;
double [] b = new double [Q+2] ;
for (int i = 1; i <= Q; i++) {
Console.WriteLine("................=> a["+i+"] = "+"{0:F2}",+a[i]);
Console.WriteLine("................=> b["+i+"] = "+"{0:F2}",+b[i]);
Console.WriteLine("................=> S["+i+"] = "+"{0:F2}",+S[i]);
Console.WriteLine("................=> S["+0+"] = "+"{0:F2}",+S[0]);
Console.WriteLine("...............................");