EqualSums (C# Shell App Paste)

//Disclaimer: The creator of 'C# Shell (C# Offline Compiler)' is in no way responsible for the code posted by any user.
namespace Program
{
    using System;
    using System.Linq;

    public class EqualSums
    {
        public static void Main()
        {
            int[] a = Console.ReadLine()
            .Split()
            .Select(int.Parse)
            .ToArray();
            int l=0;
            int r=0;
            int mitte=-1;
            for(int i = 0;i < a.Length;i++)
            {
                mitte = a[i];
                for(int j=i;j<a.Length-1;j++)
                {
                    if(mitte>=a.Length-1)
                    {
                        r=0;
                    }
                    else
                    {
                        r+=a[j+1];

                    }
                }
                for(int k=a[i];k>=0;k--)
                {
                    if(mitte<=a[i])
                    {
                        l=0;
                    }
                    else{
                        l+=a[k+1];
                    }
                }
            }
                if(l==r)
                {
                    Console.Write(mitte);
                }
                else{
                    Console.Write("no");
                }


        }
    }
}