a6, C# - rextester

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//Rextester.Program.Main is the entry point for your code. Don't change it.
//Microsoft (R) Visual C# Compiler version 2.9.0.63208 (958f2354)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;

namespace Rextester
{
    public class Program
    {
        public static void Main(string[] args)
        {
            int accountleft=0;
            int accountright=0;
            int[] test = {1, 2, 5, 4, 4};
            int f(int[] a)
            {
             int rightside = a.Length-1;
             int leftside = 0;
             int middle = a.Length/2;
             int left=a[0];
             int right= a[rightside];
                while(true)
                {
                    if(leftside+1 == rightside && left != right )
                    {
                        
                        return 0;
                    
                    }
                    else
                    {
                        if(left > right)
                    {
                        right+=a[rightside--];
                        accountright++;
                           
                         
                    }
                    else if (left < right)
                    {
                        left+=a[leftside++];
                        accountleft+=1;
                    }
                    else if(left == right)
                    {
                        if(accountleft==0)
                        {
                            accountleft++;
                        }
                        else if(accountright==0)
                        {
                            accountright++;
                        }
                    return 1;
                    }
                    else
                    {
                    return 0;
                    }
                    }
                }
            }
            int final = f(test);
            int accountlefts = accountleft;
            int accountrights = accountright;
            if(final==1)
            {
                String leftstring="";
                String rightstring="";
                
                
                while(accountlefts>0)
                {
                leftstring+="a["+accountlefts+"]+";
                accountlefts--;
                }
                while(accountrights>0)
                {
                rightstring+="a["+accountrights+"]+";
                accountrights--;
                }
                Console.WriteLine(accountleft+" Reason:"+leftstring);
            }
            else
            {
            }
           // 
            Console.WriteLine(f(test));
            Console.WriteLine(accountleft);
            Console.WriteLine(accountright);
            Console.WriteLine(test.Length);
        }
    }
}

Show compiler warnings [ + ] Show input
Compilation time: 0,22 sec, absolute running time: 0,09 sec, cpu time: 0,11 sec, average memory usage: 15 Mb, average nr of threads: 3, absolute service time: 0,35 sec