Compile and Execute C# Sharp Online

using System.IO;
using System;

class Program
{
    
    static string input = "";
    static string description = "";
    
    static void Main()
    {
        input = Console.ReadLine();
        
        string[] splitInput = input.Split('>');
        description = splitInput[0];
        
        Console.WriteLine("Description: " + description);
        
        for(int i = 1; i < splitInput.Length; i++)
        {
            understand(splitInput[i].ToLower());
        }
        
    }
    
    static void understand(string line)
    {
        if(line.StartsWith("implying"))
        {
            string[] splitLine = line.Split(' ');
            if(splitLine[1] == "i" &&  splitLine[2] == "won't")
            {
                if()
            }
        }
        else
            Console.WriteLine("ERR");
    }
    
    public struct variable
    {
        string value;
        public variable(string type)
        {
            value = type + ":";
        }
    }
    
}