what's wrong?

Question

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace SoloLearn
{
class Program
{
static void Main(string[] args)
{
public class mydate
{
public void show()
{
Console.Write("date!");
}
}
mydate ohmydate = new mydate();
ohmydate.show();
}
}
}

Answer 1

omg.. i put the mydate class in Program class!
solve that!