static void Main(string[] args) { double s | C# Masalalar yechimi

static void Main(string[] args)
{
double s = 0;
int n, ishora = 1;
double x = 1.1;
Console.Write("n ni kiriting:");
n = int.Parse(Console.ReadLine());
for ( ; ; )
{
s += ishora * x;
x += 0.1;
n--;
ishora *= -1;
if (n <= 0)
break;
}
Console.WriteLine($"Yig'indi = {s}");
Console.ReadKey();
}

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