using System;

public class Program

{

    public int test(string par)

       {

       //string[] inPar=new string[500];

        string inPar=par;

        //string[] temp=null; 

        string temp=null;

        int tempCount=0;

        for(var i=0; i<=inPar.Length; i++)

        {

            for(var j=i+1; j<=inPar.Length-1; j++)   

            {

                if(inPar.ToString().Contains("01"))

                {

                    temp=inPar;

                    tempCount=temp.Length;

                }

        }

        }

        return  tempCount;

        //Console.WriteLine("Consecutive numbers");

        //foreach(var item in tempCount)

        //{

        //  Console.WriteLine(item);

        //}

       }

    public static void Main()

        {

       Program obj=new Program();

        int a=obj.test("00110001001110");

        Console.WriteLine(a);

    }

}