using System;
class SinhCosh
{
public static void Main()
{
UseSinhCosh(4.9);
}
static void UseSinhCosh(double arg)
{
double sinhArg = Math.Sinh(arg);
double coshArg = Math.Cosh(arg);
Console.WriteLine(Math.Sinh(arg));
Console.WriteLine(Math.Cosh(arg) );
}
}