错误永远比正确重要

// See https://aka.ms/new-console-template for more information
for (int i = 1; i < 10000; i++)//先这么着吧。
{
    double a=Math.Sqrt(i);
    double b = Math.Sqrt(a + 100);
    double c = Math.Sqrt (a + 166);
    if(b%1==0& c % 1 == 0)
    {
        Console.WriteLine(i);
    }
}